{"product_id":"solving-simultaneous-equations-elimination","title":"Solving Simultaneous Equations by Elimination | Interactive Digital Lesson | 8 Units, 95 Questions | 11+ \u0026 GCSE","description":"\u003cp\u003e\u003cstrong\u003eBy the end of this lesson your child can look at any pair of simultaneous equations, work out whether to add or subtract, scale an equation when the coefficients don't already match, and solve by elimination with confidence.\u003c\/strong\u003e Elimination is the method most 11+ and GCSE students meet first, and it's where they either build a system for solving these questions or start guessing.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTopics covered:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAdding and subtracting two equations to eliminate a variable\u003c\/li\u003e\n\u003cli\u003eScaling an equation so a pair of coefficients match, for example multiplying one equation by 2 before subtracting\u003c\/li\u003e\n\u003cli\u003eSpotting elimination in real-world scenarios, working out which quantity cancels between two orders or two groups\u003c\/li\u003e\n\u003cli\u003eThe strategy choice, deciding whether to add or subtract before touching the numbers\u003c\/li\u003e\n\u003cli\u003eSolving full pairs of equations by elimination\u003c\/li\u003e\n\u003cli\u003eAdvanced elimination, scaling both equations so a pair of coefficients matches\u003c\/li\u003e\n\u003cli\u003eWorded problems that need to be translated into a pair of equations first\u003c\/li\u003e\n\u003cli\u003eRearranging messy equations into standard form before eliminating\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eYour child works through this lesson on any screen. They click to reveal each step of a worked example, try the practice questions on paper, then click to check their own answer.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow it's structured:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEach unit opens with a worked example your child clicks through line by line, then practice questions colour-coded easy, medium and hard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e95 questions in total\u003c\/strong\u003e, each with a click-to-reveal answer and a reveal-all option\u003c\/li\u003e\n\u003cli\u003eA final 20-question mixed challenge pulling from all 8 units, the way simultaneous equations questions actually show up on an exam paper\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eThe strategy choice is where most students lose marks, not the arithmetic.\u003c\/strong\u003e Two equations can be added or subtracted, and picking the wrong one means extra steps or a wrong answer. This lesson makes that choice its own unit, with an interactive explore page where your child tries both operations and sees which one actually cancels a variable, before they're ever asked to pick correctly under exam conditions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eUse this if:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eYour child is in Year 4 to Year 11 and needs to build confidence with simultaneous equations\u003c\/li\u003e\n\u003cli\u003eYou're preparing for the 11+, where elimination questions come up regularly\u003c\/li\u003e\n\u003cli\u003eYour child is doing GCSE Foundation and simultaneous equations keep costing them marks\u003c\/li\u003e\n\u003cli\u003eYou want a resource your child can check their own work with, not one more thing on your to-do list\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eBuilt by an \u003cstrong\u003eexperienced maths teacher\u003c\/strong\u003e with over 3,000 hours of one-to-one tutoring experience and a Master's in Education.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eFormat:\u003c\/strong\u003e Interactive digital lesson, link sent by email straight after purchase.\u003cbr\u003e\u003cstrong\u003eSuitable for:\u003c\/strong\u003e Year 4 to Year 11, 11+, KS2, KS3, KS4, GCSE Foundation.\u003c\/p\u003e\n","brand":"SHLC-Tutors","offers":[{"title":"Default","offer_id":53390869397770,"sku":null,"price":2.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0732\/7091\/9434\/files\/simultaneous-equations-elimination-mastery-11-plus-gcse-interactive-lesson.png?v=1784386330","url":"https:\/\/shlc-tutor.co.uk\/products\/solving-simultaneous-equations-elimination","provider":"SHLC-Tutors","version":"1.0","type":"link"}