A. 4(-1)-2y=12
-4-2y=12
-2y=16
y=-8
B. 4(4)-2y=12
16-2y=12
-2y=-4
y=2
Answer:
x=2;y=2
Step-by-step explanation:
2x+y=6..........1
3x-y=4............2
adding equation1 with equation 2
2x+y+3x-y=6+4
5x=10
x=10/5=2
substituting vslue of y in equation 1
2×2+y=6
y=6-4
y=2
Answer:
0.04671
Step-by-step explanation:
Basically, add a number smaller than 0.0001
Answer:
21 beads
Step-by-step explanation:
15.75 divided by 0.75 = 21
sorry im late hope this helps out :) <3