Cindy is x years old. Andy is twice Cindy’s age. Sue is 3 years younger than Cindy. Write a simplified expression for the sum of
1 answer:
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Let
n-------> the number
we know that
represent the
so
by proportion
Find the of
therefore
<u>the answer is</u>
the equation is equal to
Answer:
c = - 2
Step-by-step explanation:
calculate the slope m using the gradient formula
m = ( y₂ - y₁ ) / ( x₂ - x₁ )
with (x₁, y₁ ) = (8, 0) and (x₂, y₂ ) = (- 8, c)
m = =
=
cross- multiplying gives
8c = - 16 ( divide both sides by 2 )
c = - 2