7-(2.8*z)=1.4

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Solution for 7-(2.8*z)=1.4 equation:


Simplifying
7 + -1(2.8z) = 1.4

Remove parenthesis around (2.8z)
7 + -1 * 2.8z = 1.4

Multiply -1 * 2.8
7 + -2.8z = 1.4

Solving
7 + -2.8z = 1.4

Solving for variable 'z'.

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

Add '-7' to each side of the equation.
7 + -7 + -2.8z = 1.4 + -7

Combine like terms: 7 + -7 = 0
0 + -2.8z = 1.4 + -7
-2.8z = 1.4 + -7

Combine like terms: 1.4 + -7 = -5.6
-2.8z = -5.6

Divide each side by '-2.8'.
z = 2

Simplifying
z = 2

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