Guided Practice The equation s = p – 0.15p represents the sale price s of an item with an original price p, after a 15% discount. A T-shirt costs $12. What is the sale price?

A.
$142.20

B.
$11.85

C.
$13.80

D.
$10.20

THE ANSWER IS NOT: B.
$11.85

Substitute for p and solve for s.

s==p−0.15p12−0.15(12)

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

A. what does the point (4, 122) represent? b. what is the unit rate? c. what is the cost of buying 10 tickets?