SOLUTION: Write an equation for each and solve.
A number increased by 7 is -23. Find the number.
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Question 678656: Write an equation for each and solve.
A number increased by 7 is -23. Find the number.
Answer by rm29924(97) (Show Source): You can put this solution on YOUR website!
Let X = a number
a number increased by 7 means we are going to add 7 and is means equals
X+7=-23
solve for x
subtract 7 from both sides
x=-30
check work
x+7=-23
-30+7=-23
-23=-23
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