The slope is -3 I’m not sure about the intercept
The original price is $200 because if you did 200 * 0.2, it would equal $160 which is the discounted price.
About 10 hrs because he got at least 11 hours of sleep
Answer:
The answer is B) b
Step-by-step explanation:
According to the Trapezoid area formula, the area of the trapezoid is [(2d+a+b) × c] ÷ 2, however the area also equals (d+b) × c.
So d+(a+b)/2=d+b
(a+b)/2=b
a+b=2b
a=b
hope this helps <3