3 Type the correct answer in each box. Use numerals instead of words.
Consider this expression.
(x + 5)(1 – 7)
Complete the box to show the distributive property applied to this expression.
-7
1
1
r2
+ 5
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step-by-step explanation:

x^2 -12x + 36 + y^2 = 36

x^2 + y^2 = 12x

r^2 = 12rcos(theta)

r = 12 cos(theta)

4a. is 3 miles every hour

4b. is 1/3 of an hour per mile

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!