Start by getting all terms with x on one side and all terms without on the other.
6x+7=8x-15
subtract 6x from both sides
7=2x-15
add 15 to both sides
22=2x
divide both sides by 2
11=x
400+30+8 is how you put 438 in standard form.
True because they have the same size angles
Answer:
Parallel
Step-by-step explanation:
QR and ST both parallel to y axis.
