Add or subtract as indicated. 4 -

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

To which sets of numbers does -12 belong? choose all answers that are correct. a) natural numbers b) integers c) real numbers d) irrational numbers

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.