-2(t-5)+7=8t-9

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Solution for -2(t-5)+7=8t-9 equation:


Simplifying
-2(t + -5) + 7 = 8t + -9

Reorder the terms:
-2(-5 + t) + 7 = 8t + -9
(-5 * -2 + t * -2) + 7 = 8t + -9
(10 + -2t) + 7 = 8t + -9

Reorder the terms:
10 + 7 + -2t = 8t + -9

Combine like terms: 10 + 7 = 17
17 + -2t = 8t + -9

Reorder the terms:
17 + -2t = -9 + 8t

Solving
17 + -2t = -9 + 8t

Solving for variable 't'.

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

Add '-8t' to each side of the equation.
17 + -2t + -8t = -9 + 8t + -8t

Combine like terms: -2t + -8t = -10t
17 + -10t = -9 + 8t + -8t

Combine like terms: 8t + -8t = 0
17 + -10t = -9 + 0
17 + -10t = -9

Add '-17' to each side of the equation.
17 + -17 + -10t = -9 + -17

Combine like terms: 17 + -17 = 0
0 + -10t = -9 + -17
-10t = -9 + -17

Combine like terms: -9 + -17 = -26
-10t = -26

Divide each side by '-10'.
t = 2.6

Simplifying
t = 2.6

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