7x-3(x+5)=25

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Solution for 7x-3(x+5)=25 equation:


Simplifying
7x + -3(x + 5) = 25

Reorder the terms:
7x + -3(5 + x) = 25
7x + (5 * -3 + x * -3) = 25
7x + (-15 + -3x) = 25

Reorder the terms:
-15 + 7x + -3x = 25

Combine like terms: 7x + -3x = 4x
-15 + 4x = 25

Solving
-15 + 4x = 25

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 4x = 25 + 15

Combine like terms: -15 + 15 = 0
0 + 4x = 25 + 15
4x = 25 + 15

Combine like terms: 25 + 15 = 40
4x = 40

Divide each side by '4'.
x = 10

Simplifying
x = 10

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