The sum of the measures of angles in all quadrangles is 360 °. Therefore:

2x + 2 dollars, because you're adding x and x + 2
Answer:
2x+5
Step-by-step explanation:
1+2(x+2)
1+2x+4
2x+5
Answer:
$3.50
Step-by-step explanation:
the apples cost $1.40 per pound, so if we have 2.5 pounds, we would need to do this:
1.40 × 2.5
3.5
I hope this helps!
5 multiplied by .3 is 1.5
1.5 + 18.5 = 20.
y = 9.25