Answer: (80+90+z)/3=90
Step-by-step explanation:
2^3z^9
A for question 1=8z^9
(-8ab)^2
(-8^2a^2b^2)
A for question 2=64a^2b^2
6 (x^3)^2
6 x^6
6x^6
Enjoy!=)
Answer is 31.6
Use this formula:
A² + B² = C²
34 is how many water bottles each person gets per week
Answer:
x = -4
Step-by-step explanation:
2x + 9 (x-1) = 8(2x + 2) -5
2x + 9x - 9 = 16x + 16 - 5
11x - 9 = 16x +11
-9 = 5x +11
-20= 5x
x= -4