Answer:
x = 5
Step-by-step explanation:
Since the triangles have to be congruent (through SSS), we know that:
2x + 3 = 4x - 7
We simplify this to: 2x = 10
And then: x = 5
Answer:
C
Step-by-step explanation:
Using the rules of exponents
•
×
⇔ 
•
⇔ 
Hence
=
=
, then
=
=
→ C
Answer:
good job.
Step-by-step explanation:
Answer:
60
Step-by-step explanation:
When you substitute 15 in for y, you get the equation 4(15) which is the same as 4×15. And 4×15=60. Hope this helps! :)