Answer:
x=-37/3
y=-22/3
Step-by-step explanation:
-2x+2y=10 (1)
2x-5y=12 (2)
(1)+(2) <=> -3y=22
.329 is rational if it is an integer or decimal so it's rational
127.5 is rational
-89 is rational
and <span>√101 is ratinal</span><span />
Answer:
<1 <2 and <1 <4
Step-by-step explanation:
A supplementary angle is a straight line with 180 degrees.
Answer:
Noah
Step-by-step explanation:
For Andre you would divide 208 words by 4 minutes getting 52 words per minute. Then, for Noah divide 342 words by 6 minutes getting 57 words per minute. Noah types faster because he can type more words per minute.
Answer:
I think it would be D...
Step-by-step explanation:
I think it would be D because whenever I put it in my calculator, and I do second trace and input -1 for my x value, it comes up 7.1666667. Also, I'm pretty sure for something to be perpendicular, there cannot be a curve and they have to intersect.