780 (or c)
I think this is correct because 4 x 5 = 20 x 5 = 100 and 100 x 5 = 500
500 + 280 = ????
780
Yesterday, the store made $10,500 in sales
2x - 4y = 10
7x - 9y = 12
_________
9x - 5y = 2
Answer: 117.2%
Step-by-step explanation:
Multiply both numerator and denominator by 100. We do this to find an equivalent fraction having 100 as the denominator.
Multiply both numerator and denominator by 100. We do this to find an equivalent fraction having 100 as the denominator.
= (1.172 × 100) × 1/100=117.2/100
Write in percentage notation: 117.2%
use a calculator instead of asking
