Answer:
A.) $0.89
Step-by-step explanation:
2(4x+3y=7.43)
-3(5x+2y=7.03)
8x+6y=14.86
-15x-6y=-21.09
add the two equations
-7x=-6.23
divide by -7
x=.89
Since we neither want most expensive nor least expensive, we need to go with pillow which is costing $18.49.
So total 4 pillows cost = 4*18.49
= $73.96
Answer:
9 because 3^3 is 9
Step-by-step explanation:
And since it's in the ones place nothing can stop it from being 9 since the tens or hundreds place don't contribute to the ones place.