4(2.3z+2.25)=-27.8

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Solution for 4(2.3z+2.25)=-27.8 equation:


Simplifying
4(2.3z + 2.25) = -27.8

Reorder the terms:
4(2.25 + 2.3z) = -27.8
(2.25 * 4 + 2.3z * 4) = -27.8
(9 + 9.2z) = -27.8

Solving
9 + 9.2z = -27.8

Solving for variable 'z'.

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

Add '-9' to each side of the equation.
9 + -9 + 9.2z = -27.8 + -9

Combine like terms: 9 + -9 = 0
0 + 9.2z = -27.8 + -9
9.2z = -27.8 + -9

Combine like terms: -27.8 + -9 = -36.8
9.2z = -36.8

Divide each side by '9.2'.
z = -4

Simplifying
z = -4

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