Systems of equations, help please?
1 answer:
4x + 3y = 54 (1)
3x + 9y = 108 (2)
Multiply (1) by (-3)
-12x - 9y = -162
3x + 9y = 108
---------------------add
-9x = -54
x = 6
plug x = 6 into (1) to find y
4(6) + 3y = 54
24 + 3y = 54
3y = 30
y = 10
Answer
(6 , 10)
Hope it helps.
You might be interested in
Answer:
46,303
Step-by-step explanation:
12789+9324+9324+1078+12789+999= 46,303
6 2/3 i hope this helped you c:
Answer:
(
4
x
−
1
)
(
x
−
3
)
Step-by-step explanation:
Factor by grouping.
Answer:
n=3
Step-by-step explanation:
Hope this helps
Answer:
20
Step-by-step explanation:
