3*(4+5x)=7

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Solution for 3*(4+5x)=7 equation: 


Simplifying
3(4 + 5x) = 7
(4 * 3 + 5x * 3) = 7
(12 + 15x) = 7

Solving
12 + 15x = 7

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 15x = 7 + -12

Combine like terms: 12 + -12 = 0
0 + 15x = 7 + -12
15x = 7 + -12

Combine like terms: 7 + -12 = -5
15x = -5

Divide each side by '15'.
x = -0.3333333333

Simplifying
x = -0.3333333333

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