7227Yes we will do the best for you 5(x)
Answer:
{4, - 1}
Step-by-step explanation:
Given
2y² - 6y - 8 = 0 ← in standard form
with a = 2, b = - 6, c = - 8
Using the quadratic formula to solve for y
y = ( - (- 6) ± ) / (2 × 2)
= ( 6 ± ) / 4
= ( 6 ± ) / 4
= ( 6 ± 10 ) / 4
x = = = 4
OR
x = = = - 1
Solution is { 4, - 1 }
-15 I’m pretty sure because if u do the math right it’ll be the answer
Increase by 16 increase by 5 Decrease by 16
Answer:
(2,22)
Step by step explanation:
(x,22) is the solution of the equation y=9x+4
9x+4= 22
=>9x= 22-4
=>9x=18
=>x= 2