-1/8d - 4= -3/8d
what is d?

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

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

The measure of an angle is 117°. what is the measure of a supplementary angle?