I NEED HELP WITH NUMBER 4 and I need to show work :((

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Chux asked May 2, 2022

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16 votes

I NEED HELP WITH NUMBER 4 and I need to show work :((

Mathematics
high-school

Chux asked May 2, 2022

by Chux

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1 Answer

17 votes

Answer:

x = 1, y = 9

Explanation:

y = 7 + 2x

4x + 3(7 + 2x) = 31

4x + 21 + 6x = 31

10x = 10

x = 1

y = 7 + 2(1)

y = 9

Beat Richartz answered May 7, 2022

by Beat Richartz

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