The work of a student to solve a set of equations is shown:

1 answer:

Serhud [2]3 years ago

7 0

In step 2 .. because when you multiple by -4 in step 1 , the equation in step 2 will be ( -4y =-16 + 8z)

You might be interested in

Leokris [45]

Everything = 180 degrees
2X = 180 - 40 - 40 -30
2x = 70
X= 35

4 0

3 years ago

KonstantinChe [14]

Answer:

is B))))

Step-by-step explanation:

brainliest pls

7 0

3 years ago

Yakvenalex [24]

Answer:

Dimensions are 20 + 20 + 40 + 40

Step-by-step explanation:

3 0

3 years ago

Assoli18 [71]

Answer:

V=πr6^2h /3

Step-by-step explanation:

8 0

3 years ago

enot [183]

Answer:

its E 21

Step-by-step explanation:

8 0

3 years ago