Angad is 10 years older than Alex. Mark is 11 years younger than Alex. If in total their ages is 68, how old is the youngest of them?

Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?