Show that each wff is a tautology by using equivalences to show that each wff is equivalent to true

Find 4 more than the quotient of 9 and 2

How were representatives chosen to serve in congress?

A farm supply store carries 50-lb bags of both grain pellets and grain mash for pig feed. It can store 600 bags of pig feed. At least twice as many of its customers prefer the mash to the pellets. The store buys the pellets for $3.

5y+2 (3y-1) = 1y - (y+2) =

Find the 50th term in sequence 11, 5, - 1, - 7, ... A. 319 B. - 289 C. - 283 D. - 343

The radius of a circle with area A is approximately √A/3. The area of a circular mouse pad is 54 square inches. Estimate its radius to the nearest tenth.

Which number is not a perfect square? A) 4 B) 9 C) 144 D) 84

15x+2= /,/,10x+7 10x+7

Tell whether the statement is true or false. 8 €{16, 24, 32, 40, 48} False True

What integer is the opposite of - 6? a. 1/6 b. 6 c. - 1/6 d. - 6