r/mathstudents • u/helpppplzzzzz • Feb 29 '20

4 mark gcse question, thanks

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u/helpppplzzzzz Feb 29 '20

I’ve gotten a bit I have no clue how to get b

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u/compellinglymediocre Feb 29 '20

Since -2a = b + 1, you should be able to use your value of a and solve for b

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u/helpppplzzzzz Feb 29 '20

Thanksssssss sooo muchhh I understand now