97.5-(-81.25) = Step by step
1 answer:
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Given:
Serenity picked 75% of the apples of a tree in her backyard.
She picked 30 apples.
To find:
The number of apples on the tree in the beginning.
Solution:
Let x be the number of apples on the tree in the beginning.
Serenity picked 75% of the apples of a tree in her backyard.
Number of apples picked = 75% of x
=
=
She picked 30 apples.
Multiply both sides by 4.
Divide both sides by 3.
Therefore, the number of apples on the tree in the beginning is 40.
Given
SolutionStep 1Find slope
step 2Equation of a line
Step 3
The final answerOption B
Given
Substitute the given points into the slope formula