How do you multiply (3x-7)(5x+6)?

Question

Dana Sanford · Accepted Answer

Explanation: (3x-7)(5x+6) So we need to use the FOIL method to see what this will give us.

15 x^{2} + 18 x - 35 x - 42

So once you are finish using the FOIL method, combine the like terms. The final answer to this is:

15 x^{2} - 17 x - 42

arrejuntam58 · Accepted Answer

To multiply the two binomials (3x-7)(5x+6)
We use the mnemonic FOIL
F - First terms

(3 x) (5 x) = 15 x^{2}

O - Outer terms (3x)(6)=18x
I - Inner terms (-7)(5x)=-35x
L - Last terms (-7)(6)=-42
Now combine the terms

15 x^{2} + 18 x - 35 x - 42

Add like terms

15 x^{2} - 17 x - 42

Answered question