Question

(-7b^2-12)-(-10b^2-4) can someone please help me solve this?!?!((:

Answer 1

\[(-7b^{2}-12)-(-10b^{2}-4)\]
\[=(-7b^{2}-12)+(+10b^{2}+4)\]
\[=(10b^{2}-7b^{2})+(4-12)\]

Answer 2

ok thankyou so all i would do now is solve the last thing you posted?

Answer 3

ya

Answer 4

Thank-you so much ((:!!!

Answer 5

your welcome

Answer 6

i have another problem :((

Answer 7

ok