X+3y=7
x-3y=1
add them together
x+3y=7
<u>x-3y=1 +
</u>2x+0y=8
2x=8
divide 2
x=4
subsitute
x+3y=7
4+3y=7
subtract 4
3y=3
divid 3
y=1
x=4
y=1
answer is A
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it looks correct to me
ps. i hate savvas realize
https://socratic.org/questions/what-is-the-volume-of-a-sphere-with-a-radius-of-12-units
the answer is on here
Answer:
The answer is option C=150%
Step-by-step explanation:
Original cost of the jacket=$16 in January
Final cost of jacket=$24 in September
What percentage must of the original price is the new?
The new price=the original price×(A percentage)
Where the new price=$24, the original price=$16, and the percentage=(x/100)
24=16×x/100
x=(24×100)/16=150%
The answer is 150%
Smoking directly affects the cardiovascular system by r<span>educing the amount of oxygen that reaches the body's tissues which increase the risk of blood clots that damages blood vessels which doubles the risk of stroke (reduced blood flow to the brain).</span>