Question

quick help please!!

Answer 1

with what

Answer 2

you ther

Answer 3

Given:15y + 7 = 12 – 20y
Prove: y = 1/7
Statement Reason
15y+7=12-20y Given
35y+7=12
35y=5
y= 1/7


Given: m∠1+m∠2=100 and m∠1=80
Prove: m∠2=20
Statement Reason
m∠1+m∠2=100
m∠1=80 Given
Given
80+ m∠2=100
m∠2=20

Answer 4

name the properties please

Answer 5

kk

Answer 6

thank you :)

Answer 7

245 y=420 y=5 y=1
-
7

Answer 8

1 over 7