Let x equal Thomas' age. Then Huilan's age is 2x. Set up an equation to model this situation:
x+2x=78
<em>*Combine like terms*</em>
3x=78
<em>*Divide both sides by 3*</em>
x=26
Hope this helps!!
Answer:
1) 5/2 or 2.5
2) 5/2 or 2.5
Step-by-step explanation:
1) 5/2 = 2.5
2) 10/4 = 5/2 = 2.5
Because the hypotenuse of both are the segments of the same line and straight lines have the same gradient for all segments
Answer: 168
Step-by-step explanation: 70/5=14. 14x7=98. 70+98=168.
I believe 10% because 390 and 39 are exactly the same numbers almost
Answer:
Maximization and Minimization Problems on Feasible Regions
Step-by-step explanation:
go to that yt vid
