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

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


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

Reorder the terms:
3(4 + x) + -2 = 4(2x + 5)
(4 * 3 + x * 3) + -2 = 4(2x + 5)
(12 + 3x) + -2 = 4(2x + 5)

Reorder the terms:
12 + -2 + 3x = 4(2x + 5)

Combine like terms: 12 + -2 = 10
10 + 3x = 4(2x + 5)

Reorder the terms:
10 + 3x = 4(5 + 2x)
10 + 3x = (5 * 4 + 2x * 4)
10 + 3x = (20 + 8x)

Solving
10 + 3x = 20 + 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.
10 + 3x + -8x = 20 + 8x + -8x

Combine like terms: 3x + -8x = -5x
10 + -5x = 20 + 8x + -8x

Combine like terms: 8x + -8x = 0
10 + -5x = 20 + 0
10 + -5x = 20

Add '-10' to each side of the equation.
10 + -10 + -5x = 20 + -10

Combine like terms: 10 + -10 = 0
0 + -5x = 20 + -10
-5x = 20 + -10

Combine like terms: 20 + -10 = 10
-5x = 10

Divide each side by '-5'.
x = -2

Simplifying
x = -2

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