Answer:
x-30y=100 and 10y=x-20
Step-by-step explanation:
Answer:
A 19 inch tv cost $89
Step-by-step explanation:
37 inch tv : 400 = 5x - 45
19 inch tv : x
We have the equation:
5x - 45 = 400
5x = 445
x = 89
Answer:
$95.62
Step-by-step explanation:
15% of $112.50 = $16.875. round that to $16.88.
$112.50-$16.88=$95.62
Answer:
Supplementary angles are two angles whose sum is 180 degrees while complementary angles are two angles whose sum is 90 degrees.
Step-by-step explanation:
Answer:
the begging explanation
Step-by-step explanation:
hope this helped