Answer:
80 and 4
Step-by-step explanation:
80/4=20
80+4=84
A and D are correct. If u don't know why look up the definitions of the triangles
Step-by-step explanation:
3(x-7) + 4 = 22
or,3x-21+4 = 22
or, 3x-17 = 22
or, 3x = 22+17
or, x = 39/3
x = 13
Lets take 6/9. 9 is a multiple of 27, multiply 9 times 3 for a denominator of 27. Whatever we to do the bottom, we do to the top. So multiply 6 by 3 as well for numerator of 18. This gives us our answer, 18/27.