3+7x=4+8(2x-5)

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Solution for 3+7x=4+8(2x-5) equation:


Simplifying
3 + 7x = 4 + 8(2x + -5)

Reorder the terms:
3 + 7x = 4 + 8(-5 + 2x)
3 + 7x = 4 + (-5 * 8 + 2x * 8)
3 + 7x = 4 + (-40 + 16x)

Combine like terms: 4 + -40 = -36
3 + 7x = -36 + 16x

Solving
3 + 7x = -36 + 16x

Solving for variable 'x'.

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

Add '-16x' to each side of the equation.
3 + 7x + -16x = -36 + 16x + -16x

Combine like terms: 7x + -16x = -9x
3 + -9x = -36 + 16x + -16x

Combine like terms: 16x + -16x = 0
3 + -9x = -36 + 0
3 + -9x = -36

Add '-3' to each side of the equation.
3 + -3 + -9x = -36 + -3

Combine like terms: 3 + -3 = 0
0 + -9x = -36 + -3
-9x = -36 + -3

Combine like terms: -36 + -3 = -39
-9x = -39

Divide each side by '-9'.
x = 4.333333333

Simplifying
x = 4.333333333

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