Hi i need my assignment is due at 11: 30 tonight you to whoever helsp me with the question

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

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read