18=(3z+2z)-7

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


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

Combine like terms: 3z + 2z = 5z
18 = (5z) + -7
18 = (5z) + -7

Reorder the terms:
18 = -7 + (5z)

Solving
18 = -7 + (5z)

Solving for variable 'z'.

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

Add '(-5z)' to each side of the equation.
18 + (-5z) = -7 + (5z) + (-5z)

Combine like terms: (5z) + (-5z) = 0
18 + (-5z) = -7 + 0
18 + (-5z) = -7

Add '-18' to each side of the equation.
18 + -18 + (-5z) = -7 + -18

Combine like terms: 18 + -18 = 0
0 + (-5z) = -7 + -18
(-5z) = -7 + -18

Combine like terms: -7 + -18 = -25
(-5z) = -25

Divide each side by '-5'.
z = 5

Simplifying
z = 5

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