Solve for x.
Complementary angles sum to 90 degrees.
Solve for x.
Vertical angles are congruent.
Solve for x.
Supplementary angles sum to 180 degrees
Solve for the unknown variable.

The perimeter of the rectangle is 64 in. Find the vaue of x.

Solve the equation. Type ONLY your numerical answer in the box.
Solve.
Solve.
Solve the equation. Show your work in the box.
Solve the equation. Show your work in the box provided.
The perimeter of a rectangle is 2600 centimeters. The length of the rectangle is 2x - 6. The width of the rectangle is x + 3. What is the length of the rectangle?
Don't forget units!