Which of the following equations has only one solution?

x^2 - 1 = 0

x^2 + x = 0

x^2 + 4x + 4 = 0

Write the equation of the line that is perpendicular to the graph of y=-4x-9, and whose y-intercept is (0,3)

43 tens times 3 tens equal how many hundreds

Whats 337,060 in expanded form with exponents

Write an equition that expresses y in terms of x

Nathan deposited 7/9 of his allowance into his savings account. He spent the remaining amount, or $2.50. How much did Nathan deposit into his savings account.

The sum of x and 9 is divided by 2. That quantity is equal to 3x. What does x equal?

Which sentence uses a verb that agrees with its compound subject? A. Our dogs and cats sleep upstairs. B. John and Jane wants spaghetti for dinner. C. Light bulbs and lamp shades is on aisle 12. D. The flowers and the shrubs needs sunshine

What is 2 1/3 rounded to the nearest whole number?

A store owner has 7.11 lbs of candy if he puts the candy into 9 jars how much candy will each jar have

If log10x = 3, then x =