Brenda's train leaves at 7: 30 a. m. she needs to arrive 10 minutes early to but her ticket. it takes her 20 minutes to get to the train station. at what time should brenda leave her house?

Which statement is always true? a negative exponent cannot be part of an expression's numerator. a negative base raised to the power of 2 has a negative value. a negative base raised to the power of 2 has a positive value. any number to the first power is zero.

Solve the following inequalities and show the solution on a number line. 3/4 (2x-7) ≤ 5

How is the equation of this circle written in standard form? x2 + y2 - 6x + 14y = 142 a) (x - 3)2 + (y + 7)2 = 200 b) (x+ 3)2 + (y - 7)2 = 200 (x - 6)2 + (y + 14)2 = 142 d) (x+6)2 + (y- 14)2 = 142