3(3x+4)-2(2x+1)=30

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Solution for 3(3x+4)-2(2x+1)=30 equation:


Simplifying
3(3x + 4) + -2(2x + 1) = 30

Reorder the terms:
3(4 + 3x) + -2(2x + 1) = 30
(4 * 3 + 3x * 3) + -2(2x + 1) = 30
(12 + 9x) + -2(2x + 1) = 30

Reorder the terms:
12 + 9x + -2(1 + 2x) = 30
12 + 9x + (1 * -2 + 2x * -2) = 30
12 + 9x + (-2 + -4x) = 30

Reorder the terms:
12 + -2 + 9x + -4x = 30

Combine like terms: 12 + -2 = 10
10 + 9x + -4x = 30

Combine like terms: 9x + -4x = 5x
10 + 5x = 30

Solving
10 + 5x = 30

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 5x = 30 + -10

Combine like terms: 10 + -10 = 0
0 + 5x = 30 + -10
5x = 30 + -10

Combine like terms: 30 + -10 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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