Solve the following system of equations using the substitution method
1 answer:
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The equation for the area of a circle is: 
. Insert 9 as your radius (r) into the equation and solve:
\pi 9^2 = 254.469
\pi 9^2 = 254.469
Answer:
7868
Step-by-step explanation:
⇒ This can be written algebraically (with a variable <em>x</em>) as:
562 ÷ x = 14
⇒ Convert the division as a fraction:
= 14
⇒ Multiply both sides by 562 to get rid of the fraction and to isolate the variable <em>x</em>:
562 · = 14 · 562
⇒ Simplify:
x = 7868
<u>Answer:</u> 7868
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<em>Hope this helps!</em> :)