Answer:
x = 8
y = 1
Step-by-step explanation:
First you want to substitute y in for 1 to get
2x + 4 = 20
Then subtract four to both sides to get
2x = 16
Then divide 2 by 16 to get
x = 8
and then plug the 8 into the original equation
2(8) + 4y = 20
And then solve for y!
Answer:
1) 6x-10y=7 2)5x-3y=8
Step-by-step explanation:
Answer:
d??? i think
Step-by-step explanation:
Answer:
70 and 14
Step-by-step explanation:
You divide 84 into 6 parts, so you get 70 and each part is 14, 14x5=70 then if you add 14 its 84.
8.8 squared + 9.5 squared = square root 12.94 rounded 12.1