Solve for x: 3(-5x + 1) + 7 = 2 - 4(x – 3)

Identify the type of observational study described. a statistical analyst obtains data about ankle injuries by examining a hospital's records from the past 3 years. cross-sectional retrospective prospective

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?