Consider the expression 16 - 4 × 3 + 7. Use parentheses to rewrite the expression so that it equals 11.

Which expression is equivalent to? assume x > 0 and y > 0.

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.