Answer:
Step-by-step explanation:I think it's C :)
Answer:
x = 4
Step-by-step explanation:
Cross multiply:
21*2 = 14(x - 1)
42 = 14x - 14
14x = 56
x = 4
Answer:
17
Step-by-step explanation:
divide 1020 by 60
1020 ÷ 60 = 17
meaning that you go 17 mph
Answer:
y=-2/5x+1
y=x+1
y=249/10
y=23
y=x+5
Step-by-step explanation:
Let's solve for x.
y=x+5
Step 1: Flip the equation.
x+5=y
Step 2: Add -5 to both sides.
x+5+−5=y+−5
x=y−5
Answer:
x=y−5
A. 12% discount, or, $7.44 discount
B. The sale price is $54.56