Asked by Bobby

Use substitution to solve the system.

3x+5y=21

y=2x-1

11 years ago

Answered by Ms. Sue

3x+5y=21

3x + 5(2x - 1) = 21

3x + 10x - 5 = 21

13x - 26

x = 2

Substitute 2 for x in the second problem to find the value of y.

11 years ago

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