Answer:
x = 2, 16.
Step-by-step explanation:
x2 - 18x + 81 = 49
(x - 9)^2 = +/- 7
x - 9 = +/- 7
x = 7 + 9, -7 + 9.
x = 2, 16.
Answer:
z=-25.4
Step-by-step explanation:
Add 11.5 to both sides of the equation, then simplify. Multiply all terms by the same value to eliminate fraction denominators
22 x 13 is 286 and 11 x r is 11r leaving you with 286=11r and then you have to divide each side by 11 and you get r = 26
2.8 million in the fifth year. 12 million total
Answer:
ans.2w^2+20w+9w+90
Step-by-step explanation:
2w(w+10)+9(w+10)
2w^2+20w+9w+90