4x+5(5x-19)=21

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Solution for 4x+5(5x-19)=21 equation:


Simplifying
4x + 5(5x + -19) = 21

Reorder the terms:
4x + 5(-19 + 5x) = 21
4x + (-19 * 5 + 5x * 5) = 21
4x + (-95 + 25x) = 21

Reorder the terms:
-95 + 4x + 25x = 21

Combine like terms: 4x + 25x = 29x
-95 + 29x = 21

Solving
-95 + 29x = 21

Solving for variable 'x'.

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

Add '95' to each side of the equation.
-95 + 95 + 29x = 21 + 95

Combine like terms: -95 + 95 = 0
0 + 29x = 21 + 95
29x = 21 + 95

Combine like terms: 21 + 95 = 116
29x = 116

Divide each side by '29'.
x = 4

Simplifying
x = 4

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