Step-by-step explanation:
4- 0.25 + 0.5h
0.25g= 2.5
4- 2.5 = 1.5
0.5h = 2.5
4- 2.5 + 2.5
addition is first
2.5+2.5 = 5
4-5 =-1
I honestly don't know if that's right but I tried aha x
Answer:
15
3a+9=54
-9 -9
3a=45
:3 :3
a=15
3/4 + 1= 2x - x+1/4
5(x+3)........ ...........