Answer:
$40 ; $43.20
Step-by-step explanation:
a) 50 * (1 - .20) = 50 * .8 = 40
b) 50 * (1 - .20) * (1 + .08) = 43.20
c) The sales tax increases the price from a by 8%
Number line with closed dots on negative 1.5 and 1 with shading in between.
Answer:
a., b., e.
4x10^6 would be 4,000,000 so d. isn't correct.
40^6 equals 4,069,000,000 so c. isn't correct either.