What is the x-intercept of the equation 7x + 3y = 21?
o (0,3)
0 (0,7)
o (3,0)
o (7,0)

(3,0)

Step-by-step explanation:

for X intercept

put the value y=0

in the equation

so..

7x + 0 =21

X = 3

plz...

mark it as a brilliant answer

my answer is$ 12

step-by-step explanation:

because 15 -2=12

1) 2/5

2) zero=0/1

3) zero=0/2

4) -4/5

5) undefined=3/0