SAT Prep!!

Exponents

If y = kx, where k is constant, and y =24 when x =6, what is the value of y when x = 5?

If \frac{a}{b}=2, what is the value of \frac{4b}{a}

What is y in terms of a?

If 16 + 4x is 10 more than 14, what is the value of 8x?

Joe worked 11 hours more than Sue, together they worked 59 hours. How many hours did Sue work?

Linear Equations

Which of the following is equivalent to the expression: x² + 4x - 1?

If the line shown, is translated up 5 units and right 7 units, then what is the slope of the new line?

What is 9% of 1100?

If 4x + 17 = 9, what is the value of x?

If \frac{x-1}{3}=k, and k = 3, what is the value of x?

Probability

Which of the following is equivalent to 4(x+6)-8?

If \sqrt{9}+x=\sqrt{81}, what is the value of x?

If 3x-2\ge1, what is the least possible value of 3x + 2?