Here some problems i need help with:

1)

Write the numerical coefficient of -7c^9d^2

2)

Write the probability of getting a number over 4 of two successive of single die

3)

Write equation that equivalent to 16-x=0

4)

The numerical coefficient of the product of (x-8)(x-5) equals= ?

5)

write the slope-intercept form of 3x=16+4y.

6)

The slope of line parallel to -x+y=12 equals____