HELP HELP I NEED A MATHMATICIAN TO HELP ME WITH THIS
1. Use the distributive property to...
Mathematics, 05.05.2020 21:26, j1theking18
HELP HELP I NEED A MATHMATICIAN TO HELP ME WITH THIS
1. Use the distributive property to expand the expression.
5(4r2 + 8s2) โ (โ3s + 5t)
A) 20r2 + 40s2 + 3s โ 5t
B) 20r2 + 40s2 โ 3s โ 5t
C) 20r2 + 40s2 โ 3s + 5t
D) 20r2 + 40s2 + 3s + 5t
2.
Solve the equation for x.
3(11x + 5) = 279
A) 3
B) 5
C) 8
D) 16
3. On Saturday, Bob's bakery sold 80 cupcakes for $5 each. His profit margin on the cupcakes was 50%.
Which calculation yields the amount of profit he made on the cupcakes?
A) 50 ร 5, then 250 รท 2
B) 80 ร 5, then 400 รท 2
C) 80 ร 5, then 400 รท 50
D) 80 ร 50, then 4,000 รท 5
4.
Mr. Hauseman has 17 students in his class, three of which are freshman and the others are sophomores and juniors. He is going to randomly draw two students to be partners. He calculates the probability of drawing a freshman and then a sophomore to be 3/4. How many sophomores are in the class?
A) 6
B) 7
C) 8
D) 9
giving out 15 poinzz help
Answers: 1
Mathematics, 21.06.2019 12:30, herbal420medici
Fiona joins a fruit of the month club. the entry cost was $25 and then she pays $18 per month. if she participates for 8 months, how much will she pay in all? how much in 10 months?
Answers: 1
Mathematics, 21.06.2019 19:00, amayareyes101
What are the solutions of the equation? z^2 + 11z + 24 = 0 a. 8, -3 b. 8, 3 c. -8, -3 d. -8, 3
Answers: 2
Mathematics, 21.06.2019 21:00, taylordalton93
Factor the trinomial below. 12x^2 - 32x - 12 a. 4(3x+3)(x-1) b. 4(3x+1)(x-3) c. 4(3x+6)(x-2) d. 4(3x+2)(x-6)
Answers: 2
Mathematics, 21.06.2019 21:00, 420420blazee
The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry
Answers: 2
Biology, 01.08.2019 20:00
Biology, 01.08.2019 20:00
Chemistry, 01.08.2019 20:00
English, 01.08.2019 20:00
Arts, 01.08.2019 20:00
Biology, 01.08.2019 20:00
Mathematics, 01.08.2019 20:00