15t-7(5t+15)=-10+20t-15

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Solution for 15t-7(5t+15)=-10+20t-15 equation: 



15t-7(5t+15)=-10+20t-15

We move all terms to the left:

15t-7(5t+15)-(-10+20t-15)=0

We add all the numbers together, and all the variables

15t-7(5t+15)-(20t-25)=0

We multiply parentheses

15t-35t-(20t-25)-105=0

We get rid of parentheses

15t-35t-20t+25-105=0

We add all the numbers together, and all the variables

-40t-80=0

We move all terms containing t to the left, all other terms to the right

-40t=80

t=80/-40

t=-2

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