Consider the equation 6 x + 3 y = 9. Which equation, when graphed with the given equation, will form a system with infinitely many solutions? y+2x=3
y+2x=9
y=2x+3
y=2x+9

Complete the table for different values of x in the polynomial expression -7x2 + 32x + 240. then, determine the optimal price that the taco truck should sell its tacos for. assume whole dollar amounts for the tacos.

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class