Dori and malory are tracking their steps taken as a health goal. dori leaves her house at 12: 00 p. m. and walks at 50 steps per minute. malory leaves her house at 12: 20 p. m. and walks at 90 steps per minute. at what time will malory's steps catch up to dori's steps?

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Hannah paid $3.20 for 16 ounces of potato chips. hank paid $3.23 for 17 ounces of potato chips. who paid less per ounces?

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?