Answer:
Answer: Janet is 16, and David is 11.
Step-by-step explanation:
Let the ages be j and d.
j = d + 5
j + d = 27
Substitute d + 5 for j in the second equation.
d + 5 + d = 27
2d + 5 = 27
2d = 22
d = 11
Substitute 11 for d in the first equation.
j = d + 5
j = 11 + 5
j = 16
Answer: Janet is 16, and David is 11.
Answer:
yes
Step-by-step explanation:
4:8 and 3:6 when simplified gives the same result which is 1:2
Answer:
5.52 is the length of wire
Call Anita's score

and Joelle's score

.
1) "<span>their combined total score for one game was 425 points"
</span>Therefore

2)"Anita’s score was 40 less than twice Joelle’s."
Therefore

Substitute:

Solve:


Backsubstitute:

