Put 12 over 49 then multiply 12x9 then under that put a 0 then do 12x4
Chat with our AI personalities
This can be written as 5x=49+2(-x). To solve this,simplify and solve. 5x=49-2x 7x=49 x=7
x = 3
12
There is a formula for "the difference of squares." (x + 7)(x - 7) = 0 x = 7, -7
Multiply -10 times 12 = -120