Question

Please hellp please helllp​

Answer 1

Check the attachment... hope it helps :)

x= +4 or -4

y= 7/17

Answer 2

Answer:

a) y = $\frac{7}{17}$

b) x = 4

Step-by-step explanation:

a) $\frac{3y+2}{5} =4y-1$

3y + 2 = 20y - 5

2 = 20y - 3y - 5

2 = 17y - 5

2 + 5  = 17y

7 = 17y

y = $\frac{7}{17}$

b) x² + 5 = 21

x² = 21 - 5

x² = 16

x = √16

x = 4