Shari takes violin lessons. The equation 288x – 4y = –192 relates y, the total cost of the
lessons, and x, the number of lessons. Shari
incorrectly states that the y-intercept is –192. why did shari think that -192 was the y-intercept?

2a+7+4ahow many terms? how many variables? any like terms? yes noif yes, which ones? what are the coefficients? any constants? yes noif yes, which ones? simplify the expression by combining like terms and constants: how many terms now?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Is the number 128.439 a rational number