4(1.3z+2.25)=-11.8

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Solution for 4(1.3z+2.25)=-11.8 equation: 


Simplifying
4(1.3z + 2.25) = -11.8

Reorder the terms:
4(2.25 + 1.3z) = -11.8
(2.25 * 4 + 1.3z * 4) = -11.8
(9 + 5.2z) = -11.8

Solving
9 + 5.2z = -11.8

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 + 5.2z = -11.8 + -9

Combine like terms: 9 + -9 = 0
0 + 5.2z = -11.8 + -9
5.2z = -11.8 + -9

Combine like terms: -11.8 + -9 = -20.8
5.2z = -20.8

Divide each side by '5.2'.
z = -4

Simplifying
z = -4

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