SOLUTION: My problem reads: 3sqrd-4{5-3(-4+15)} My answer is -25. Is this correct? Thank you

Algebra ->  Expressions-with-variables -> SOLUTION: My problem reads: 3sqrd-4{5-3(-4+15)} My answer is -25. Is this correct? Thank you      Log On


   

Question 787579: My problem reads: 3sqrd-4{5-3(-4+15)} My answer is -25. Is this correct? Thank you
Found 2 solutions by Alan3354, waynest:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
3^2 - 4{5-3(-4+15)}
= 9 - 4{5-3(11)}
= 9 - 4{5-33}
= 9 - 4{-28}
= 9 + 112
= 121

Answer by waynest(281) About Me  (Show Source):
You can put this solution on YOUR website!
3^2 - 4 (5 - 3 (-4 + 15)
3^2 - 4 (5 - 3 (11)
3^2 - 4 (5 -33)
3^2 - 4 (-28)
3^2 + 112
9 + 112 = 121