-0.8(t-5)2+20=

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Solution for -0.8(t-5)2+20= equation:


Simplifying
-0.8(t + -5) * 2 + 20 = 0

Reorder the terms:
-0.8(-5 + t) * 2 + 20 = 0

Reorder the terms for easier multiplication:
-0.8 * 2(-5 + t) + 20 = 0

Multiply -0.8 * 2
-1.6(-5 + t) + 20 = 0
(-5 * -1.6 + t * -1.6) + 20 = 0
(8 + -1.6t) + 20 = 0

Reorder the terms:
8 + 20 + -1.6t = 0

Combine like terms: 8 + 20 = 28
28 + -1.6t = 0

Solving
28 + -1.6t = 0

Solving for variable 't'.

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

Add '-28' to each side of the equation.
28 + -28 + -1.6t = 0 + -28

Combine like terms: 28 + -28 = 0
0 + -1.6t = 0 + -28
-1.6t = 0 + -28

Combine like terms: 0 + -28 = -28
-1.6t = -28

Divide each side by '-1.6'.
t = 17.5

Simplifying
t = 17.5

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