-4(5+7x)=-300

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Solution for -4(5+7x)=-300 equation: 


Simplifying
-4(5 + 7x) = -300
(5 * -4 + 7x * -4) = -300
(-20 + -28x) = -300

Solving
-20 + -28x = -300

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + -28x = -300 + 20

Combine like terms: -20 + 20 = 0
0 + -28x = -300 + 20
-28x = -300 + 20

Combine like terms: -300 + 20 = -280
-28x = -280

Divide each side by '-28'.
x = 10

Simplifying
x = 10

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