I’m scared I think I swallowed a rubber band

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Need on this geometry question. explain how you did it.

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.