5(4x+y)+3z=-7

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Solution for 5(4x+y)+3z=-7 equation:


Simplifying
5(4x + y) + 3z = -7
(4x * 5 + y * 5) + 3z = -7
(20x + 5y) + 3z = -7

Solving
20x + 5y + 3z = -7

Solving for variable 'x'.

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

Add '-5y' to each side of the equation.
20x + 5y + -5y + 3z = -7 + -5y

Combine like terms: 5y + -5y = 0
20x + 0 + 3z = -7 + -5y
20x + 3z = -7 + -5y

Add '-3z' to each side of the equation.
20x + 3z + -3z = -7 + -5y + -3z

Combine like terms: 3z + -3z = 0
20x + 0 = -7 + -5y + -3z
20x = -7 + -5y + -3z

Divide each side by '20'.
x = -0.35 + -0.25y + -0.15z

Simplifying
x = -0.35 + -0.25y + -0.15z

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