Jeff began deriving the quadratic formula.

ax² + bx + c = 0

x2+bax+ca=0

What step should Jeff do next?

Add b2a to each side.

Take the square root of each side.

Subtract ca from both sides.

Subtract x² from each side.

8k - 5 = 11 what is k

Solve the equation x+y+z = 6 2x-y+3z = 9 3x+3y-5z = - 6

5+9 numerical expression into words

The length of a rectangle is three times its width. If the perimeter of the rectangle is 40yd, find its length and width.

Liam is making chocolate chip cookies the recipe. calls for 1 cup of sugar for every 3 cups of flour liam has only 2 cups of flour how much sugar should liam use

Jacob is ordering custom shirts for his soccer team. Long-sleeved shirts cost $15 each and short-sleeved shirts cost $10 each. Jacob can spend at most $250 and he wants to order at least 20 shirts. Let x represent the number of long-sleeved shirts.

What is the answer to X - 7 = - 15

At the ice cream shop there are 14 shakes sold for every 6 malts what is the ratio of malts to shakes?

4x - (6 - x) = 12 + 4x

Name the geometric solid suggested by a frozen juice can.