4x-3y= -12 plot the intercepts to graph the equation

The equation for two lines in the coordinate plane are 2dx+y=4 and -6x+y=3, where d represents an unknown value. what value(s) of d would make these lines parallel?

Eli won $200 in a spelling contest. his mother opened a savings account for him so he could save for a laptop computer. if the bank offers a simple annual interest rate of 4%, how much interest will eli earn over 3 years?

Abag has more green balls than blue balls and there is at least one blue ball. let b represent the number of blue balls and let g represent the number of green balls.