3. Cathy is purchasing a DVD player and a TV at the local electronic store. The DVD player costs
1 answer:
Answer:
Cathy would have to pay $62.88 per month for them to come out to equal payments
Step-by-step explanation:
First you add $49.36 and $705.20 and you get $754.56
After you have to divide your answer by how many months which is 12 so you ed up gettibg 62.88
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Answer:
Step-by-step explanation:
Let the numbers are x and y.
<u>Given:</u>
<u>Solve by substitution:</u>
- 3x + 2x - 8 = 22
- 5x = 22 + 8
- 5x = 30
- x = 6
<u>Find y:</u>
{x-2y=-6
{3x+y=-4 /*2
{x-2y=-6
<u>{6x+2y=-8 </u> (+)
7x=-14 /:7
x=-2
3x+y=-4
3*(-2)+y=-4
-6+y=-4
y=2
Solution: (-2; 2)
So since the shipping box is 3 / 3 1/4 you can fit 6 1/4 ÷ 2/4
