7x+3x(2)-8=17-8(x-4)

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Solution for 7x+3x(2)-8=17-8(x-4) equation:


Simplifying
7x + 3x(2) + -8 = 17 + -8(x + -4)

Reorder the terms for easier multiplication:
7x + 3 * 2x + -8 = 17 + -8(x + -4)

Multiply 3 * 2
7x + 6x + -8 = 17 + -8(x + -4)

Reorder the terms:
-8 + 7x + 6x = 17 + -8(x + -4)

Combine like terms: 7x + 6x = 13x
-8 + 13x = 17 + -8(x + -4)

Reorder the terms:
-8 + 13x = 17 + -8(-4 + x)
-8 + 13x = 17 + (-4 * -8 + x * -8)
-8 + 13x = 17 + (32 + -8x)

Combine like terms: 17 + 32 = 49
-8 + 13x = 49 + -8x

Solving
-8 + 13x = 49 + -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.
-8 + 13x + 8x = 49 + -8x + 8x

Combine like terms: 13x + 8x = 21x
-8 + 21x = 49 + -8x + 8x

Combine like terms: -8x + 8x = 0
-8 + 21x = 49 + 0
-8 + 21x = 49

Add '8' to each side of the equation.
-8 + 8 + 21x = 49 + 8

Combine like terms: -8 + 8 = 0
0 + 21x = 49 + 8
21x = 49 + 8

Combine like terms: 49 + 8 = 57
21x = 57

Divide each side by '21'.
x = 2.714285714

Simplifying
x = 2.714285714

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