Answer:
1 7/80
Step-by-step explanation:
1 and 7 over 80
7 × x - 7 × 20
You could rewrite it this way, 7 x (x-20), but the answer above is better 'cause it takes away the grouping symbols
Answer:

Step-by-step explanation:
Since line m is parallel to line n, therefore:
(consecutive interior angles are supplementary)
Solve for x
Add like terms

Add 7 to both sides


Divide both sides by 11


Answer:
A≈201.06cm²
Step-by-step explanation:
Just multiply.
11.76 * 23.5= 276.36
So Mike earned $276.36 last week