Answer:
1/2x plus -2
Step-by-step explanation:
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.
It's too short. Write at least 20 characters to explain it well.
Your answer can't be empty
Answer:
42+18=6(7+3)
Step-by-step explanation:
6x7=42 and 6x3=18
