Answer:
9a + 6b and 5c - 3d
Step-by-step explanation:
(a)
4a + 7b + 5a - b ← collect like terms
= (4a + 5a) + (7b - b)
= 9a + 6b
(b)
6c + 4d - c - 7d ← collect like terms
= (6c - c) + (4d - 7d)
= 5c - 3d
Answer:
3/8
Step-by-step explanation:
1/8+1/4=1/8+2/8=3/8
Answer: 8x + 2 = 3
Step-by-step explanation: "two more than" means "add 2" which is +2
The product of 8 and a (unknown) number is 8x
Use the = sign in place of "is"