7=-2(4x-4.5)

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Solution for 7=-2(4x-4.5) equation:


Simplifying
7 = -2(4x + -4.5)

Reorder the terms:
7 = -2(-4.5 + 4x)
7 = (-4.5 * -2 + 4x * -2)
7 = (9 + -8x)

Solving
7 = 9 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
7 + 8x = 9 + -8x + 8x

Combine like terms: -8x + 8x = 0
7 + 8x = 9 + 0
7 + 8x = 9

Add '-7' to each side of the equation.
7 + -7 + 8x = 9 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = 9 + -7
8x = 9 + -7

Combine like terms: 9 + -7 = 2
8x = 2

Divide each side by '8'.
x = 0.25

Simplifying
x = 0.25

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