-14-3x-9-12x=15
Combine Like Terms

-15x - 23 = 15

General Formulas and Concepts:

Algebra I

Combining Like Terms

Step-by-step explanation:

Step 1: Define Equation

-14 - 3x - 9 - 12x = 15

Step 2: Simplify

Combine like terms (x):                    -15x - 14 - 9 = 15Combine like terms (Z):                    -15x - 23 = 15

I'll do the first one for you. it isn't very hard at all.on number one, you have (50 × 3), which equals 150, and (3 × 3), which equals 9. after you establish that, you add 150 and 9 together. so, (150 + 9) equals 159.this means that 53 × 3 = 159.