Answer:a=4
Step-by-step explanation:
Expand the brackets. Collect like terms. Get the same values on each side so it’s easier to isolate a. Divide 9 from 9a so that u get a by itself and this gives u the answer if 36/9 or 4.
Yes they can all have the same
Answer:
19/4
Step-by-step explanation:
Answer:
x=32
Step-by-step explanation:
5x+20=180 can be used to solve this problem because those two angles are supplementary
T=26
you just add 7 to the other side with 19 which gives you the answer