Answer:
n = 2.8
Step-by-step explanation:
We need to solve the equation 5n+7 =21 to find the value of n.
Adding -7 on both sides
5n +7 -7 = 21 -7
5n = 14
Dividing both sides by 5
5n/5 = 14/5
n = 14/5
n = 2.8
The answer is 24 this needs to be longer so it will send
Answer:
a=1 because 3x means 3 multiply 2 and it is substracted from 7 and 7-6 is 1
b=3
c=9
Step-by-step explanation:
hope you will understand from the explanation of a
Step-by-step explanation:
the expression 5²=25
i hope this is helpful.
Because, 9 x 9 = 81. Hope I helped!
