7z+25=4(2-5z)

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Solution for 7z+25=4(2-5z) equation:


Simplifying
7z + 25 = 4(2 + -5z)

Reorder the terms:
25 + 7z = 4(2 + -5z)
25 + 7z = (2 * 4 + -5z * 4)
25 + 7z = (8 + -20z)

Solving
25 + 7z = 8 + -20z

Solving for variable 'z'.

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

Add '20z' to each side of the equation.
25 + 7z + 20z = 8 + -20z + 20z

Combine like terms: 7z + 20z = 27z
25 + 27z = 8 + -20z + 20z

Combine like terms: -20z + 20z = 0
25 + 27z = 8 + 0
25 + 27z = 8

Add '-25' to each side of the equation.
25 + -25 + 27z = 8 + -25

Combine like terms: 25 + -25 = 0
0 + 27z = 8 + -25
27z = 8 + -25

Combine like terms: 8 + -25 = -17
27z = -17

Divide each side by '27'.
z = -0.6296296296

Simplifying
z = -0.6296296296

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