Find the percent change from the first value to the second.

40; 52 increase by . ​

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w

Which expression is equivalent to -12(3x-3/4)