Answer:
20
Step-by-step explanation:
cause when you do 3=4 equals 4 then multiply 5 then you have 20
Answer:
Therefore the solution set is (x , y) = ( 2 , 1 )
Step-by-step explanation:
Given:
...............Equation ( 1 )
...............Equation ( 2 )
...............Equation ( 3 )
To Find:
x = ?
y = ?
Solution:
Using Substitution Method we will have
Substitute above ' y ' Equation 3 in Equation 1 we get

Now Substitute ' x ' in Equation 3 we get

Therefore the solution set is (x , y) = ( 2 , 1 )
Answer:
1
Step-by-step explanation:
x*4+7-3=8
4x+7-3=8
4x+4=8
4x=4
x=1
The rule<span> says that to find the number of years required to double your money at a given interest rate, </span>you<span> just divide the interest rate into </span>72<span>.</span>