Use the distributive property to rewrite the expression –9(2x – 5) without parentheses.
a.
–18x – 5
b.
–11x + 45
c.
–11x – 5
d.
–18x + 45

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=