Answer:
(b)
Step-by-step explanation:
a=1,500,000
b=3,050,000
Answer:z
Then variable is n
Variable is an alphabet that depend on number. Then the variable there is n
And the coefficient of the variable is 2
The coefficient is the number behind a variable
And the value of the variable is
2n-3=7
Add 3 to both sides
2n-3+3=7+3
2n=10
Divide both side by 2
2n/2=10/2
n=5
Answer:
i think its C
Step-by-step explanation: