Pre-test
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what is the value of y in the equation 6,4x + 2.87 = 44.4. when x= 3?
y = 5
y = 6
v = 8
y=9

Graph red beads cost $1 an ounce and gold beads cost $3 an ounce. juanita wants to purchase a 12-ounce mixture of red and gold beads that she can sell for $2 an ounce. the solution of the system shows the number of beads needed for juanita to break even. x + y = 12, x + 3y = 24 how many ounces of red beads will juanita buy to break even? how many ounces of gold beads will she buy?

Astraight water slide is 175 feet above ground and is 200 feet long. what is the angle of depression to the bottom of the slide?

After john worked at a job for 10 years, his salary doubled. if he started at $x, his salary after 10 years is o $2 $x42 $x-2 $24