4+.5y-.75z-4z=-7

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Solution for 4+.5y-.75z-4z=-7 equation:


Simplifying
4 + 0.5y + -0.75z + -4z = -7

Combine like terms: -0.75z + -4z = -4.75z
4 + 0.5y + -4.75z = -7

Solving
4 + 0.5y + -4.75z = -7

Solving for variable 'y'.

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

Add '-4' to each side of the equation.
4 + 0.5y + -4 + -4.75z = -7 + -4

Reorder the terms:
4 + -4 + 0.5y + -4.75z = -7 + -4

Combine like terms: 4 + -4 = 0
0 + 0.5y + -4.75z = -7 + -4
0.5y + -4.75z = -7 + -4

Combine like terms: -7 + -4 = -11
0.5y + -4.75z = -11

Add '4.75z' to each side of the equation.
0.5y + -4.75z + 4.75z = -11 + 4.75z

Combine like terms: -4.75z + 4.75z = 0.00
0.5y + 0.00 = -11 + 4.75z
0.5y = -11 + 4.75z

Divide each side by '0.5'.
y = -22 + 9.5z

Simplifying
y = -22 + 9.5z

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