Rob and Mary are planning trips to nine countries this year. There are 13 countries they would like to visit. They are deciding
2 answers:
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Answer:
Step-by-step explanation:
You have the equation .
Then, to solve for the variable from the equation you need:
Make the subtraction of the right side of the equation:
(As the denominators are 1 and , the least common denominator is
)
Multiply to both sides:
Add to both sides:
And finally divide both sides by :
Answer:
y = x² + 2
Step-by-step explanation:
Given
x = ( square both sides )
x² = y - 2 ( add 2 to both sides )
x² + 2 = y