Answer:
1.11
2.14
3.7
4.10
Step-by-step explanation:
1. 6÷x +9
6÷3=2
2+9=11
2. 8x-3+y
8×2 -3+1
=16-3+1
= 16-2=14
3. 2xy
=2×5×-3
=10-3 =7
4. 2x^2-y
=2×3^2-8
=2×9-8
=18-8
=10
Answer: Cya
Step-by-step explanation:
Answer: $15.75
Step-by-step explanation:
$78.75/5 hr=$15.75/hr
with the pythagorean theorem

using the formula of the quadratic equation

the length cannot be negative, therefore x=7
length of the shorter leg is: 7ft
length of the longer leg is: 3+3(7)= 24ft
length of the hypotenuse is: 4+3(7)= 25ft