Four less than nine times a number is one hundred twenty-two. Find the original number.
1 answer:
Answer:
The number is 
Step-by-step explanation:
Denote the original number by z. The expression "Four less than nine times a number is one hundred twenty-two" can be rewritten in an equation.
Our number is z, then the left hand side of the equation is 9z-4.
The right side of the equation is 122. Then the complete equation is 
. Add 4 in both sides to get 
. Now, divide by 9 in both sides to get 
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Step-by-step explanation:
