Help a friend please, no link this was classwork but I didn't get it T-T

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Given the equation y − 4 = three fourths(x + 8) in point-slope form, identify the equation of the same line in standard form. −three fourthsx + y = 10 3x − 4y = −40 y = three fourthsx + 12 y = three fourthsx + 10

Full year - williamshow many square inches are in 60 square feet? 5 square inches72 square inches720 square inche8.640 square inches