Which algebraic expression is equivalent to the expression below?
10(5*+3)-9*
A. 41 * + 30
B. 41 * - 3
C. 50 * + 21
D. 59 * + 30

( * stands for multiply )

answer:

D.

Step-by-step explanation:

the arc length is found by finding the circumference of the full circle (2xpixradius) and then dividing by 4 to find just one quarter of the circle (90 degrees).

answer:   expression= p+p*d%

price reduction + sale price = $625

sale price: $p+$p*d%

where d% is the percentage of discount

step-by-step explanation:

original price = p

price went down by $150 price reduction $p*d%

sale price= $ 475

therefore the price before sale is: $625

and the expression that shows the price before sale is: p+p*d%