Question

Solve this system of equations using substitution.
a+b+c=180
b=3a
c=5a

Answer 1

a+3a+5a=180

Answer 2

9a=180

Answer 3

a=20

Answer 4

so i basically just plug in the numbers

Answer 5

yeah lol

Answer 6

o ok thx u sooooo much

Answer 7

now i understand lol

Answer 8

yeah np smurf

Answer 9

so would i divide for c or wut

Answer 10

what do you mean

Answer 11

itz askin for c now

Answer 12

a=20
so
b=3*20 = 60
c=5*20 = 100

Answer 13

oh lol

Answer 14

so i multiply it ok

Answer 15

@mighty the answer is a=20

Answer 16

yeah lana is right :)

Answer 17

thank u

Answer 18

welcome:)

Answer 19

:)