Lena work's as a tutor for $14 an hour and as a waitress for $12 an hour. This month, she worked a combined total of 101 hours at her two jobs. Let t be the number for hours Lena worked as a tutor this month. Write an expression for the combined total dollar amount the earned this month

b

step-by-step explanation:

x² + 3x + 7 = 0       [ax² + bx + c]

a = 1

b = 3

c = 7

quadratic formula:

    (+/- is this ±)

plug in the numbers into the variables

your answer is a

answer: the resulting cross section is a rectangle. solution: a plane parallel to the base of a triangular prism will intersect a cross section that is the same shape as its bases. so the cross section is a triangle.

step-by-step explanation: