Kamal wrote the augmented matrix below to represent a system of equations.

Which matrix results from the operation -3R2<->R2?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.

Divide. –4.2 ÷ 6 = a –0.7 b 0.7 c –7 d 7 me

Acertain company's main source of income is a mobile app. the company's annual profit (in millions of dollars) as a function of the app's price (in dollars) is modeled by p(x)=-2(x-3)(x-11)p(x)=−2(x−3)(x−11) which app prices will result in \$0$0 annual profit? enter the lower price first.