How do you know whether a square root is positive or negative?

Find the roots for each of the following quadratic equations X^2-2x+1=0

William buys two bags of peaches and three bags of apricots for 17 dollars. Sylvia buys four bags of peaches and two bags of aprcots for 22 dollars. What is the cost of one bag of peaches

Suppose that y varies inversely with x, and y = 2 when x = 4. What is an variation?

The quadratic equation 24 + 6x + 9 = 0

Translate into variable expression into a word phrase 5c The quotient of five and a number The difference of five and a number The product of five and a number The sum of five and a number

How do I solve the following. To eliminate y multiply -10x-3y=3 by 100/3

A pair of jeans that normally sells for $35 is in sale for 20%. Find the sale price of the jeans. Then find the total cost of the jeans if the sales tax rate is 6%

Solve the following system of equations by linear combination: 2d - e = 7 d + e = 5 a. The solution is (4, 1). b. There are an infinite number of solutions. c. The solution is (3, - 1). d. There is no solution.

90 / [10 + (3 x 3 - 4) ]

Turn 3x+4y=8 into y = 8x - 20