Answer:
Step-by-step explanation:
3y+5y=8y
8y=7(divide 8 in both sides to get y)
y=7/8
x+2y=3...but we already know the value of y, so substitute 7/8 to y
x+2(7/8)=3
x+14/8=3
x=3-14/8
=1.25
Answer:
I don't get the question?? What is the question??
Step-by-step explanation:
Answer:
60
Step-by-step explanation:
2x+5+x-5=180
add the common things
3x=180
divide stuff
x=60
(1) Addition property
(2) Multiplication property
