Answer:
or
Step-by-step explanation:
Add the exponent two to both sides. After adding -2 and 2 you get 0 and any number raised to the zero power is one. And 4 plus two is 6
=
What are the answer choices
24213214215211111111111 NIGS
Answer:
C
Step-by-step explanation:
(7b-4) + (-2b+a+1)
= 7b - 4 - 2b + a + 1
=7b - 2b + a - 4 + 1
=5b + a - 3
Break the two denominators down to their primes.
9: 3 * 3
12:2 * 2 * 3
LCD: 2*2*3*3
LCD: 4 * 9
LCD:36