3 years ago

Plz I need help now plz

Mathematics

2 answers:

Snezhnost [94]3 years ago

7 0

Answer:

Hello!

What is 21 times -7?

Break it down,

$21*-7 = 1*-7 + 20*-7 = -7 - 140 = -147$

The answer is -147.

Volgvan3 years ago

5 0

Answer:

-147

Step-by-step explanation:

(21) • (-7)

Since it’s a positive times a negative, the answer will be negative

-147

You might be interested in

Hi if you know 8th grd math pls help

Kryger [21]

Answer:

all correct except A.

Step-by-step explanation:

pls mark me brainly if u can

4 0

2 years ago

What shapes have only 1 pair of opposite sides parallel?

Ratling [72]

I bealive its an trapazoid

5 0

2 years ago

Read 2 more answers

Simplify the rational expression below.

LenKa [72]

Answer:

A) (x-7)/(x+4)

Step-by-step explanation:

(x^2-10x+21)/(x^2+x-12)=[(x-3)(x-7)]/[(x+4)(x-3)]=(x-7)/(x+4)

3 0

3 years ago

Out of the 20 students in my classroom, 15 wore their pajamas on Pajama Day. In decimal form, represent the portion of students

kvasek [131]

75.0% of students wore pajamas

4 0

3 years ago

Read 2 more answers

Can someone help me how to solve this please<br> 200/50*17/2*5/17*50

Reptile [31]

Answer:

500

Step-By-Step Explanation:

200/50 = 4

4 * 17 = 68

68 / 2 = 34

34 x 5 = 170

170 / 17 = 10

10 x 50 = 500

8 0

2 years ago