What is the equation of the horizontal line through (-7,-3)(−7,−3)

Δabc is dilated by a scale factor of 3 with the origin as the center of dilation to form δa′b′c′. the slope of is -1.2. the length of is p units, the length of is q units, and the length of is r units. the slope of is . the length of is units.

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

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64