Which of the following expression does not include a variable a. 2x+3
b. 5x+4
c. 5-7x
d. 7x20-5

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

What is the value of the expression below? 148+(-6)| + |– 35= 7|