Answer:
22 units
Step-by-step explanation:
11 - (-11) = 22
Let n = number of records.
Each record costs $7, so n records cost 7n.
She then spent $3, so the total spent is 3n + 3.
She spent a total of $24, so 3n + 3 must equal 24. That gives us the following equation.
7n + 3 = 24
Subtract 3 from both sides.
7n = 21
Divide both sides by 7.
n = 3
Answer: She bought 3 records.
X=1
3+4=7
3x1=3
3+4 =6 so X =1
Answer:
its D
Step-by-step explanation:
Interest earned in a month
(1.5/100) * 6000
90
Number of months in 4 years
12*4
48
So the interest earned in 4 years
90*48
4320 dollars
