7(4x+7)-4(5x+10)=

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Solution for 7(4x+7)-4(5x+10)= equation:


Simplifying
7(4x + 7) + -4(5x + 10) = 0

Reorder the terms:
7(7 + 4x) + -4(5x + 10) = 0
(7 * 7 + 4x * 7) + -4(5x + 10) = 0
(49 + 28x) + -4(5x + 10) = 0

Reorder the terms:
49 + 28x + -4(10 + 5x) = 0
49 + 28x + (10 * -4 + 5x * -4) = 0
49 + 28x + (-40 + -20x) = 0

Reorder the terms:
49 + -40 + 28x + -20x = 0

Combine like terms: 49 + -40 = 9
9 + 28x + -20x = 0

Combine like terms: 28x + -20x = 8x
9 + 8x = 0

Solving
9 + 8x = 0

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 8x = 0 + -9

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

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

Divide each side by '8'.
x = -1.125

Simplifying
x = -1.125

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