27(z-7)+6=2.1(3z+1)

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Solution for 27(z-7)+6=2.1(3z+1) equation:


Simplifying
27(z + -7) + 6 = 2.1(3z + 1)

Reorder the terms:
27(-7 + z) + 6 = 2.1(3z + 1)
(-7 * 27 + z * 27) + 6 = 2.1(3z + 1)
(-189 + 27z) + 6 = 2.1(3z + 1)

Reorder the terms:
-189 + 6 + 27z = 2.1(3z + 1)

Combine like terms: -189 + 6 = -183
-183 + 27z = 2.1(3z + 1)

Reorder the terms:
-183 + 27z = 2.1(1 + 3z)
-183 + 27z = (1 * 2.1 + 3z * 2.1)
-183 + 27z = (2.1 + 6.3z)

Solving
-183 + 27z = 2.1 + 6.3z

Solving for variable 'z'.

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

Add '-6.3z' to each side of the equation.
-183 + 27z + -6.3z = 2.1 + 6.3z + -6.3z

Combine like terms: 27z + -6.3z = 20.7z
-183 + 20.7z = 2.1 + 6.3z + -6.3z

Combine like terms: 6.3z + -6.3z = 0.0
-183 + 20.7z = 2.1 + 0.0
-183 + 20.7z = 2.1

Add '183' to each side of the equation.
-183 + 183 + 20.7z = 2.1 + 183

Combine like terms: -183 + 183 = 0
0 + 20.7z = 2.1 + 183
20.7z = 2.1 + 183

Combine like terms: 2.1 + 183 = 185.1
20.7z = 185.1

Divide each side by '20.7'.
z = 8.942028986

Simplifying
z = 8.942028986

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