truehamzamraza truehamzamraza

02-05-2020
Mathematics

contestada

Simplify the following expression.

(3x + 4)(x − 7)
Answers-
A. 3x2 − 25x − 11
B. 3x2 − 25x − 28
C. 3x2 − 17x − 11
D. 3x2 − 17x − 28

Respuesta :

MisterBigBrain MisterBigBrain

02-05-2020

Answer:

D. 3x2 − 17x − 28

Step-by-step explanation:

(3x + 4)(x − 7)

Multiply the parentheses:

3x x x - 3x x 7 + 4x - 4 x 7

Multiply:

3x squared - 21x + 4x - 28

Collect like terms:

3x squared - 17x - 28

Answer Link

Otras preguntas

A mixture consists of sand and an aqueous salt solution. Which procedure can be used to separate the sand, salt, and water from each other? (1) Evaporate the wa

2 times what equals 28

does the depth of a pot affect how water freezes

What was the Berlin Airlift? a. a successful attack by the Western Allies on the city of Berlin during World War II b. a successful plan by the Western Allies

The center of the asteroid belt is approximately 404 million kilometers from the Sun. State the name of the planet that is closest to the center of the asteroid

Peter walked 8,900 feet from home to school. 1 mile ϭ 5,280 feet How far, to the nearest tenth of a mile, did he walk? (1) 0.5 (3) 1.6 (2) 0.6 (4) 1.7

A teacher who takes time to recapitulate a lecture is giving a a. reward. c. summary. b. critique.

Geraldine Ferraro was the first woman to be appointed to the Supreme Court. a. True b. False

Please help me!!! I don't understand how to solve it(((

this question is related to the scatter graph can someone please help me on this question