Answer:
A. 0
Step-by-step explanation:
3ab+5b-6
= 3(-1)(3)+5(3)-6
=3(-3)+15-6
=-9+9
=0 ( you have to subtract because they don't have the same signs)
C
The two triangles are similar — that is, the three angles in triangle EDC correspond to those in ABC
Answer:
2
Step-by-step explanation:
simplify......dndjddjejdjdjehdeww
No.5=1/3x=21
So x is twenty one21