13. Find the shortest distance from the point (-2, 4) to the line y = 2x – 2. Leave answer in radical form.

Evaluate the expression for the given value of the variable 7a - 4a for a =8

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Solve for x in the equation x2 - 12x + 36 = 90. x= 6+3x/10 x=6+2/7 x= 12+3/22 x = 12+3/10