9(b-4)-2(8b+5)=17

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Solution for 9(b-4)-2(8b+5)=17 equation:


Simplifying
9(b + -4) + -2(8b + 5) = 17

Reorder the terms:
9(-4 + b) + -2(8b + 5) = 17
(-4 * 9 + b * 9) + -2(8b + 5) = 17
(-36 + 9b) + -2(8b + 5) = 17

Reorder the terms:
-36 + 9b + -2(5 + 8b) = 17
-36 + 9b + (5 * -2 + 8b * -2) = 17
-36 + 9b + (-10 + -16b) = 17

Reorder the terms:
-36 + -10 + 9b + -16b = 17

Combine like terms: -36 + -10 = -46
-46 + 9b + -16b = 17

Combine like terms: 9b + -16b = -7b
-46 + -7b = 17

Solving
-46 + -7b = 17

Solving for variable 'b'.

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

Add '46' to each side of the equation.
-46 + 46 + -7b = 17 + 46

Combine like terms: -46 + 46 = 0
0 + -7b = 17 + 46
-7b = 17 + 46

Combine like terms: 17 + 46 = 63
-7b = 63

Divide each side by '-7'.
b = -9

Simplifying
b = -9

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