I need the answer asap

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )

Which expression is equivalent to -12(3x-3/4)