Answer:
≈
(expand this equation by multiplying both numerator and denominator by 100
Step-by-step explanation:
It could be even bc it goes up
Step-by-step explanation:
2×2 + 8x + 26 =0
4 + 8x + 26 =0
4 + 26 = 0-8x
30 = 8x
divide both sides by th coefficient of x
30

=<em>3.75</em>
Answer:
a) y = 
b) x = 4
Step-by-step explanation:
a) 
3y + 2 = 20y - 5
2 = 20y - 3y - 5
2 = 17y - 5
2 + 5 = 17y
7 = 17y
y = 
b) x² + 5 = 21
x² = 21 - 5
x² = 16
x = √16
x = 4