You simply divide, since it's a fraction. If you divide 14 b7 25, you get an answer of 0.56. :)
Your sum is 4 times 10, or 40. We want to end up with 40. Subtract 8 because you added 8 before to work backwards. You get 32. Divide by 16 because the opposite of multiplication is division. You would get 2.
Answer:
pd 6 13.25
Step-by-step explanation:
Y=2x
3x+2y=21
3x+2(2x)=21
3x+4x=21
7x=21
x=3
y=2(3)
y=6
