7(T+4)+2(t-5)=90

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Solution for 7(T+4)+2(t-5)=90 equation:


Simplifying
7(T + 4) + 2(t + -5) = 90

Reorder the terms:
7(4 + T) + 2(t + -5) = 90
(4 * 7 + T * 7) + 2(t + -5) = 90
(28 + 7T) + 2(t + -5) = 90

Reorder the terms:
28 + 7T + 2(-5 + t) = 90
28 + 7T + (-5 * 2 + t * 2) = 90
28 + 7T + (-10 + 2t) = 90

Reorder the terms:
28 + -10 + 7T + 2t = 90

Combine like terms: 28 + -10 = 18
18 + 7T + 2t = 90

Solving
18 + 7T + 2t = 90

Solving for variable 'T'.

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

Add '-18' to each side of the equation.
18 + 7T + -18 + 2t = 90 + -18

Reorder the terms:
18 + -18 + 7T + 2t = 90 + -18

Combine like terms: 18 + -18 = 0
0 + 7T + 2t = 90 + -18
7T + 2t = 90 + -18

Combine like terms: 90 + -18 = 72
7T + 2t = 72

Add '-2t' to each side of the equation.
7T + 2t + -2t = 72 + -2t

Combine like terms: 2t + -2t = 0
7T + 0 = 72 + -2t
7T = 72 + -2t

Divide each side by '7'.
T = 10.28571429 + -0.2857142857t

Simplifying
T = 10.28571429 + -0.2857142857t

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