Ask question

Ask question

All categories

ValentinkaMS [17]

3 years ago

9

What is y-intercept for the line y=8x+21

1 answer:

Anna71 [15]3 years ago

7 0

Change Y to 0.

y=8x+21

0=8x+21

-8x=21

$x=\frac{21}{-8\\}$

You might be interested in

What is the volume of the priam?<br> 5cm<br> 8cm<br> 152 cm

sasho [114]

Answer:

6080

Step-by-step explanation:

5x8x152=6080

7 0

3 years ago

Read 2 more answers

Find the measure of the missing angle.<br> a<br> 50°

xeze [42]

Answer:

a = 40°

Step-by-step explanation:

I. When total angle is 180 or half of circle

Find a or missing angle by

180 = 50 + 90 + x

180 - 140 = x

x = 40º

That makes a is 40º

Hope that help :)

4 0

3 years ago

What is 9/7 as a mixed number

Dafna11 [192]

9/7 as a <span>mixed number is 1 2/7</span>

3 0

3 years ago

Read 2 more answers

Câu 4.19 . Vi phân cấp hai của hàm L ( x ; y )

laila [671]

Answer:

hi i dont understan hahahag

6 0

2 years ago

san4es73 [151]

Answer:

Step-by-step explanation:

2x - 9y = 23

5x - 3y = -12x - 9y = 23

5x - 3y = -1

7 0

3 years ago