Igot this math problem and i need the problem is (1÷2)×(90)-42 plz

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

Line wx is parallel to line yz. if m

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