21-5(7+5x)=-15

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Solution for 21-5(7+5x)=-15 equation:


Simplifying
21 + -5(7 + 5x) = -15
21 + (7 * -5 + 5x * -5) = -15
21 + (-35 + -25x) = -15

Combine like terms: 21 + -35 = -14
-14 + -25x = -15

Solving
-14 + -25x = -15

Solving for variable 'x'.

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

Add '14' to each side of the equation.
-14 + 14 + -25x = -15 + 14

Combine like terms: -14 + 14 = 0
0 + -25x = -15 + 14
-25x = -15 + 14

Combine like terms: -15 + 14 = -1
-25x = -1

Divide each side by '-25'.
x = 0.04

Simplifying
x = 0.04

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