900=100+0.75(1-t)900+100+100

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Solution for 900=100+0.75(1-t)900+100+100 equation:


Simplifying
900 = 100 + 0.75(1 + -1t) * 900 + 100 + 100

Reorder the terms for easier multiplication:
900 = 100 + 0.75 * 900(1 + -1t) + 100 + 100

Multiply 0.75 * 900
900 = 100 + 675(1 + -1t) + 100 + 100
900 = 100 + (1 * 675 + -1t * 675) + 100 + 100
900 = 100 + (675 + -675t) + 100 + 100

Reorder the terms:
900 = 100 + 675 + 100 + 100 + -675t

Combine like terms: 100 + 675 = 775
900 = 775 + 100 + 100 + -675t

Combine like terms: 775 + 100 = 875
900 = 875 + 100 + -675t

Combine like terms: 875 + 100 = 975
900 = 975 + -675t

Solving
900 = 975 + -675t

Solving for variable 't'.

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

Add '675t' to each side of the equation.
900 + 675t = 975 + -675t + 675t

Combine like terms: -675t + 675t = 0
900 + 675t = 975 + 0
900 + 675t = 975

Add '-900' to each side of the equation.
900 + -900 + 675t = 975 + -900

Combine like terms: 900 + -900 = 0
0 + 675t = 975 + -900
675t = 975 + -900

Combine like terms: 975 + -900 = 75
675t = 75

Divide each side by '675'.
t = 0.1111111111

Simplifying
t = 0.1111111111

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