19=-7x+4(x+7)

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Solution for 19=-7x+4(x+7) equation:


Simplifying
19 = -7x + 4(x + 7)

Reorder the terms:
19 = -7x + 4(7 + x)
19 = -7x + (7 * 4 + x * 4)
19 = -7x + (28 + 4x)

Reorder the terms:
19 = 28 + -7x + 4x

Combine like terms: -7x + 4x = -3x
19 = 28 + -3x

Solving
19 = 28 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
19 + 3x = 28 + -3x + 3x

Combine like terms: -3x + 3x = 0
19 + 3x = 28 + 0
19 + 3x = 28

Add '-19' to each side of the equation.
19 + -19 + 3x = 28 + -19

Combine like terms: 19 + -19 = 0
0 + 3x = 28 + -19
3x = 28 + -19

Combine like terms: 28 + -19 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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