Which system of equations has infinitely many solutions
3y=-5x+7
3x=-5y-7

Solve the inequality and graph 6j - 7 < 5

Equation for the calculation double 2 and then add 5

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1