How can I add these if they aren't the same. K (2k-5) - 3 (2k+5)

In the figure below, segment AC is congruent to segment AB. Which statement is used to prove that angle ABD is congruent to angle ACD? Answer Angle CAB is congruent to angle CBA. Angle DAC is congruent to angle DAB.

Anhui has $24 to spend. She buys ice cream for $10.98 and a brownie for $4.01. Anhui buys shortcake with the remaining money. How many dollars does Anhui spend on buying the shortcake? $2.01 $5.49 $8.01 $9.01

A machine produces a total of 12,000 bolts a day, which are on the average 3% defective. Find the probability that out of 600 bolts chosen at random, 12 will be defective.

During an experiment measuring the change in temperature of a chemical reaction, your digital thermometer breaks. You have the same model thermometer available to use.

What two numbers have a product of - 6 and a sum of - 1?

The top of a bench has a length of 5ft and a width of 2ft. A second bench is similar to the similar to the first bench. The top of second bench is 3ft wide. What is the length of the top of the second bench?

3y+10x-54=0 5y-2x-34=0

Andrew is searching for a cup and discovers that he has 20 plates for every 5 pairs of cups. if he has 40 plates, how many pairs of cups does he have?

What is the greatest number 39,728 15,431,970 9,422,687,930 164,506,081,735

Greatest common factors of 24 and 30?