4(2y-7)-(y+9)=

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Solution for 4(2y-7)-(y+9)= equation:


Simplifying
4(2y + -7) + -1(y + 9) = 0

Reorder the terms:
4(-7 + 2y) + -1(y + 9) = 0
(-7 * 4 + 2y * 4) + -1(y + 9) = 0
(-28 + 8y) + -1(y + 9) = 0

Reorder the terms:
-28 + 8y + -1(9 + y) = 0
-28 + 8y + (9 * -1 + y * -1) = 0
-28 + 8y + (-9 + -1y) = 0

Reorder the terms:
-28 + -9 + 8y + -1y = 0

Combine like terms: -28 + -9 = -37
-37 + 8y + -1y = 0

Combine like terms: 8y + -1y = 7y
-37 + 7y = 0

Solving
-37 + 7y = 0

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '37' to each side of the equation.
-37 + 37 + 7y = 0 + 37

Combine like terms: -37 + 37 = 0
0 + 7y = 0 + 37
7y = 0 + 37

Combine like terms: 0 + 37 = 37
7y = 37

Divide each side by '7'.
y = 5.285714286

Simplifying
y = 5.285714286

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