Need help with Algebra only have 45 minutes. If late I will not pay. Please, can someone help me in the time I need 45 minutes?

1.Simplify the expression (5⁴(25)⁶)²expressing the answer as a power of 5.

2.Determine the number of solutions for the system2x+3y=6 and -4x-6y=-12

3.Which of the following lines is NOT parallel to y=6x+2?

a.2y-8x-6=0

b.3y-18x-9=0

c.-2y+12x+6=0

d.2y-12x-6=0

4.Determine the number of solutions for the systemy-3x=2 and 2y-6x=2.