Answer:
Hello :) 12345678910
Step-by-step explanation:
If you make a proportion,
12 18
--- = ---
10 x
when you cross multiply
12x=180
x=15
EF= 15
Answer:
x=9
Step-by-step explanation:
combine like terms

4+5=9
9+6x=7x
to get 6x with 7x subtract 6x from both sides as its positive
6x-6x=0
7x-6x=x
9=x
x=9
Answer:
-7
Step-by-step explanation:
give brainliest please I need it to level up