Answer: 56
Explanation: If A=7, you just plug in 7 where A is, your equation looks like this:
7 · 8
From there you just solve the equation.
7 · 8 = 56
Answer:
3 circles with 10 marbles in each. Then 3 separate marbles or 3 marbles in one circle.
Step-by-step explanation:
Answer:
x=9
Step-by-step explanation:
3x-7=7+13
3x-7=20
3x=27
27/3
x=9
Answer:
$13.5
Step-by-step explanation:
Given data
We are given that the tax per CD is $1.30
Hence for the 3 CDs the total tax = 3*1.3= $3.9
Also, the cost of the three CDs before tax = 44.4-3.9
=$40.5
Hence the cost of each CD before tax is
=40.5/3
=$13.5