Which expression is equivalent to (4g3h2k4)3

Will mark 50 show all what is the solution to the system of equations? use the substitution method and show your work. -5x+y= -3 -15 x+3y=7 explain what your answer in part (a) tells you about the association of the lines in this system.

Recall that two angles are complementary if the sum of their measures is? 90°. find the measures of two complementary angles if one angle is twenty dash nine times the other angle.

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2