20(8x+7)=30(x-3)

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Solution for 20(8x+7)=30(x-3) equation:


Simplifying
20(8x + 7) = 30(x + -3)

Reorder the terms:
20(7 + 8x) = 30(x + -3)
(7 * 20 + 8x * 20) = 30(x + -3)
(140 + 160x) = 30(x + -3)

Reorder the terms:
140 + 160x = 30(-3 + x)
140 + 160x = (-3 * 30 + x * 30)
140 + 160x = (-90 + 30x)

Solving
140 + 160x = -90 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
140 + 160x + -30x = -90 + 30x + -30x

Combine like terms: 160x + -30x = 130x
140 + 130x = -90 + 30x + -30x

Combine like terms: 30x + -30x = 0
140 + 130x = -90 + 0
140 + 130x = -90

Add '-140' to each side of the equation.
140 + -140 + 130x = -90 + -140

Combine like terms: 140 + -140 = 0
0 + 130x = -90 + -140
130x = -90 + -140

Combine like terms: -90 + -140 = -230
130x = -230

Divide each side by '130'.
x = -1.769230769

Simplifying
x = -1.769230769

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