Which expression is equivalent to 4(7c+3)+5? A. 11c+7+5
B. 28c+7+5
C. 28c+12+5
D. 28c+12+20

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how