Answer:
21
Step-by-step explanation:
5×3=15
7×3=21
Answer:
Step-by-step explanation:
2
Answer:
The fact that the expressions are equivalent means that for any value of the variables, the two expressions have the same solution.
Step-by-step explanation:
Answer:
Janelle's height is 82 units.
Step-by-step explanation:
Let j represent Janelle's height.
It is mentioned that, 58 is the difference between Janelle's height and 24.
Mathematically, we can write it as :
j-24 = 58
We can solve it as follows :
Adding 24 both sides,
j-24+24 = 58+24
j = 82
Hence, Janelle's height is 82 units.
Answer:
5454, 5,4545
5
Step-by-step explanation:
n m
