3a^3 is the answer
Hope that helps
Answer:
3x - 20 = 13
Step-by-step explanation:
1. The word is signals the equal sign.
The difference of three times a number and 20 = 13
2. The word difference signals subtraction.
3. The phrase a number sigals that the number is unknown, so a variable should be used. In this case, I'll use x.
4. Three times that number = 3x.
The difference = subtraction.
3x-20=13
The answer multiplied if it doubled the its times 2 tripled it’s timeS 3 quadruple then times 4
4) 7h
5) 9k
6) 5b + 8
7) 1/8x - 5/6
8) -7c - 2d
9) -17y - 16z
just add like terms. i hope this helps :)