How do you add fractions with common denominators algebra?

How many slices do we slice our pie into if we see the fraction 12/13

Tree pruning company A charges a one time $100 fee and $50 for each tree that they prune. Tree pruning company B charges a one time $80 fee and $60 for each tree that they prune.

1) Simplify and write your answer with one base and one exponent. 6^-5 x 6^2

The area of a parallelogram os 150 square meters the height of the parallelogram is 15 meters what is the length of the parallelogram

Write the numbers in order from least to greatest: 0.4, 3/5, 0.55, 1/4

LaMia buys 133 stickers. The stickers come in packs of 19. How many packs does LaMia buy?

To which sets of numbers does pi belong? Select each correct answer. A - integers B - real numbers C - rational numbers D - irrational numbers

Factor x^2-2x-8=0 to find the solutions to the equation.

True or False: Before you start filling in the quadratic equation, you must set the equation equal to zero. True False

Mike has $136 to spend at the amusement park he spends 25% of that money on this ticket into the park how much does Mikey have left to spend