Step-by-step explanation:
4x + 2 = 2x - 20
4x-2x=-20-2
2x=-22
x=-11
Answer:
i would say about 20 or 30 pizzas
Step-by-step explanation:
Answer:
5a^2 +2a
Step-by-step explanation:
Like terms are ones with the same exponent of x. They can be combined.
3a^2 +2a +2a^2
= (3a^2 +2a^2) +2a
= (3+2)a^2 +2a
= 5a^2 +2a