Example 9. In the figure l//n, 1 = 100°, and 2 = 120°. Find 3. A. 0° B. 100° C. 120° D. 140° E. 150°

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.