Answer: D.) 33.66
Steps:
First find discount
19.80x * 0.15
19.80(2) * 0.15
39.6 * 0.15
5.94
19.80x - 5.94
19.80(2) - 5.94
39.60 - 5.94
33.66
Answer:
x = 63
Step-by-step explanation:
x + 2 + 25 = 90
x + 27 = 90
x = 63
I hope that helps.
Answer:
27*10⁵ is basically 270000.
xy - -4x²
Step-by-step explanation:
(2x - 3y)(4x -y)
2x( 4x -y) -3x( 4x - y)
8x² - 2xy - 12x² + 3xy
8x²- 12x²- 2xy + 3xy
-4x² + xy
xy - -4x²
Answer:
Step-by-step explanation:
Opposite (or in The US, vertical) angles are congruent.
Adjacent ( on the same line) angles are supplementary (that is their sum = 180 degrees).