Answer:
Step-by-step explanation:
Well, 10x4=40 because 10+10+10+10=40 and that means your answer must be 40 ones or you asked something else.
First you want to write 7x as a sum or difference: 15x-8x
Now, the expression would look like this: 10x^2+15x-8x-12
Next, factor out the 5x and -4 from the expression: 5x(2x+3)-4(2x+3)
Now, factor out the 2x+3 from the expression and you have your answer:
(2x+3)(5x-4)
Answer:
22%
Step-by-step explanation:
