7(z+2)=5(3+5z)-18

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Solution for 7(z+2)=5(3+5z)-18 equation:


Simplifying
7(z + 2) = 5(3 + 5z) + -18

Reorder the terms:
7(2 + z) = 5(3 + 5z) + -18
(2 * 7 + z * 7) = 5(3 + 5z) + -18
(14 + 7z) = 5(3 + 5z) + -18
14 + 7z = (3 * 5 + 5z * 5) + -18
14 + 7z = (15 + 25z) + -18

Reorder the terms:
14 + 7z = 15 + -18 + 25z

Combine like terms: 15 + -18 = -3
14 + 7z = -3 + 25z

Solving
14 + 7z = -3 + 25z

Solving for variable 'z'.

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

Add '-25z' to each side of the equation.
14 + 7z + -25z = -3 + 25z + -25z

Combine like terms: 7z + -25z = -18z
14 + -18z = -3 + 25z + -25z

Combine like terms: 25z + -25z = 0
14 + -18z = -3 + 0
14 + -18z = -3

Add '-14' to each side of the equation.
14 + -14 + -18z = -3 + -14

Combine like terms: 14 + -14 = 0
0 + -18z = -3 + -14
-18z = -3 + -14

Combine like terms: -3 + -14 = -17
-18z = -17

Divide each side by '-18'.
z = 0.9444444444

Simplifying
z = 0.9444444444

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