Answer:
18
Step-by-step explanation:
Assuming the two angles are supplementary, the angle measuring x is equal to 33.75, and the angle measuring 3x+45 is equal to 146.25.
Step-by-step explanation:
x+(3x+45)=4x+45=180
4x+45=180
-45 -45
4x=135
÷3 ÷3
x=33.75
3x+45=146.25
The rate is 1 minute to download 4 minutes so 90 divided by four is 15
Answer:
Step-by-step explanation:
-4.5-14.25=
-18.75
basically, what you do with there types of equations is turn them into decimals and then just subtract like you regularly would !