Concept explainers
For Exercises
When the sum of a number and 7 is multiplied by 4, the result is 16. What is the original number?
F. -12
G. -3
H. 3
I. 11
To find: the unknown number in the given sentence.
Answer to Problem 4STP
Option
Explanation of Solution
Given information:
The given sentence is the sum of number and
Calculation:
Let the number is x.
sum of number and
Then the equation of given sentence is
Solve the equation
Hence, the original number is
Option G is correct.
Chapter 2 Solutions
High School Math 2012 Common-core Algebra 1 Practice And Problem Solvingworkbook Grade 8/9
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