Back to Solve systems of two linear equations in two variables algebraically — Problem 1 · Task Set 35

8.EE.C.8.b Tutor Intake -- Solving Systems Algebraically

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Grade 8·8 problems·~9 min·Common Core Math - Grade 8·standard·8-ee-c-8b
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Procedures

1

Solve the system y=2x+1y = 2x + 1 and 3x+y=113x + y = 11 using
substitution: substitute (2x+1)(2x + 1) for yy in the SECOND
equation, 3x+y=113x + y = 11, and solve for xx.