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Complete the solution of the equation. find the value of y when x equals 9. 3x + 4y = 43
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3 votes
Complete the solution of the equation. find the value of y when x equals 9. 3x + 4y = 43

User Jiayu Zhang
by
8.0k points

1 Answer

2 votes
y = 4

3x + 4x = 43

3(9) + 4x = 43

27 + 4x = 43

4x = 43-27

4x = 16

16/4 = x

4=x

x=4
User Sha
by
8.5k points
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