Answer:
-20
Step-by-step explanation:
Do the math in the parenthesis first
(5-21) = -16
(3+1) = 4
Rewrite the problem
- 16 - 4= -20
The answer is -20
Answer:
They are 12 girls in class
Step-by-step explanation:
10%=.10
280•.10= x
28= x
280-28= DISCOUNT PRICE
252 = Discount price
(10 x 1) + (2 x 1) + (0.7 x 1) + ( 0.03 x 1) + (0.008 x 1)
X*.70=250
X is the original price, x times .70, 70%, because it's 30% off, 250 should be the answer