40=49-2(-8q-4)

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Solution for 40=49-2(-8q-4) equation: 


Simplifying
40 = 49 + -2(-8q + -4)

Reorder the terms:
40 = 49 + -2(-4 + -8q)
40 = 49 + (-4 * -2 + -8q * -2)
40 = 49 + (8 + 16q)

Combine like terms: 49 + 8 = 57
40 = 57 + 16q

Solving
40 = 57 + 16q

Solving for variable 'q'.

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

Add '-16q' to each side of the equation.
40 + -16q = 57 + 16q + -16q

Combine like terms: 16q + -16q = 0
40 + -16q = 57 + 0
40 + -16q = 57

Add '-40' to each side of the equation.
40 + -40 + -16q = 57 + -40

Combine like terms: 40 + -40 = 0
0 + -16q = 57 + -40
-16q = 57 + -40

Combine like terms: 57 + -40 = 17
-16q = 17

Divide each side by '-16'.
q = -1.0625

Simplifying
q = -1.0625

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