Need a little help in this algebra questions;

1) Simplify the expression-3(4x - 2) - 2(5x - 4)

2) Find all real solutions.

6p +2= p² + 3p³

3) Find all real solutions.

(2 y) ⁴ = 3(2 y) ² + 1

4) Find all real solutions.

z⁴ + 3z² - 1 = 0

5) Simplify the quantity.

(25)(4)

6) Graph the quadratic function. Find the x- and y-intercepts. Find the range. (4 points)

f(x) = x ² + 2

7) Solve the inequality. Write answer using interval notation.

|2x + 1| 5 < 0