4[5+2x]-5=3[3x+7]

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Solution for 4[5+2x]-5=3[3x+7] equation:


Simplifying
4[5 + 2x] + -5 = 3[3x + 7]
[5 * 4 + 2x * 4] + -5 = 3[3x + 7]
[20 + 8x] + -5 = 3[3x + 7]

Reorder the terms:
20 + -5 + 8x = 3[3x + 7]

Combine like terms: 20 + -5 = 15
15 + 8x = 3[3x + 7]

Reorder the terms:
15 + 8x = 3[7 + 3x]
15 + 8x = [7 * 3 + 3x * 3]
15 + 8x = [21 + 9x]

Solving
15 + 8x = 21 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
15 + 8x + -9x = 21 + 9x + -9x

Combine like terms: 8x + -9x = -1x
15 + -1x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
15 + -1x = 21 + 0
15 + -1x = 21

Add '-15' to each side of the equation.
15 + -15 + -1x = 21 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = 21 + -15
-1x = 21 + -15

Combine like terms: 21 + -15 = 6
-1x = 6

Divide each side by '-1'.
x = -6

Simplifying
x = -6

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