A system of two equations has no solution. One equation is -15x+y=18.
1 answer:
A.
If you multiply the original equation by 3 you get -45x+3y=54, which is the exact same as A, therefore they have infinite solutions.
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75 cents is for 1lb
I got that answer because I divided 3.75 and 5 and the I got 75 cents
Line 3 is where the error begins. 12^2 is not equal to 24, it is equal to 144. Same for 18^2.
Answer:
468 = hypotenuse^2
Hypotenuse= square root of 468
Answer:
x = 21.8°
Step-by-step explanation:
tan = opposite / adjacent
tan x = 8/20
tan^-1 = 21.8°
