I believe A and B are the ones. As for explaining? hmm. I would honestly say that any number to the right of a number is a tenth of the place above it. But then again, it's optional to explain ;P
I would rather use a ruler but it depends on what you are doing.
Answer:
3(2x-5)+4(x+2)
=33
Step-by-step explanation:
3(2x-5)+4(x+2)
3(2(4)-5)+4(4+2)
3(8-5)+4(6)
3(3)+24
9+24
33
Hope this helps♥
Answer:
1. 19(25x2)
Step-by-step explanation:
19 x 25 = 475
475 x 2 = 950
Answer:
-1/2
Step-by-step explanation:
the slope of a line that is perpendicular to a given equation of a line, is the negative reciprocal of the original slope
