Examine the system of equations. -3x + y = 9,
2x + 4y = 8
Which variable is most efficient to isolate?

Ariel is working at a meat packing plant for 5 nights a week. her regular wage is $11 an hour. she earns tine and a half for any overtime hours. this week she worked 9 hours of over time .how much will ariel earn for overtime this week ?

At oaknoll school, 90 out of 270 students on computers. what percent of students at oak knoll school do not own computers? round the nearest tenth of a percent.

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)