Answer:
14x+21
Step-by-step explanation:
7*2x=14x
7*3=21
14x+21
hope this helps :9
A. 7.1 b.idk sorry c.74,160
4 x 7 = 28 - 30 = -2. His change is 2 dollars.
Answer:
221
Step-by-step explanation:
2 - 1 + 5 · 4 · 11 = 2 - 1 + 20 · 11 = 2 - 1 + 220
2 - 1 + 220 = 1 + 220
Answer:
x= 1.125
Step-by-step explanation:
first we want to get the variable by itself so divide
just divide 45 by 40