-8(t-3)-(t+4)=7

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Solution for -8(t-3)-(t+4)=7 equation:


Simplifying
-8(t + -3) + -1(t + 4) = 7

Reorder the terms:
-8(-3 + t) + -1(t + 4) = 7
(-3 * -8 + t * -8) + -1(t + 4) = 7
(24 + -8t) + -1(t + 4) = 7

Reorder the terms:
24 + -8t + -1(4 + t) = 7
24 + -8t + (4 * -1 + t * -1) = 7
24 + -8t + (-4 + -1t) = 7

Reorder the terms:
24 + -4 + -8t + -1t = 7

Combine like terms: 24 + -4 = 20
20 + -8t + -1t = 7

Combine like terms: -8t + -1t = -9t
20 + -9t = 7

Solving
20 + -9t = 7

Solving for variable 't'.

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

Add '-20' to each side of the equation.
20 + -20 + -9t = 7 + -20

Combine like terms: 20 + -20 = 0
0 + -9t = 7 + -20
-9t = 7 + -20

Combine like terms: 7 + -20 = -13
-9t = -13

Divide each side by '-9'.
t = 1.444444444

Simplifying
t = 1.444444444

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