PLEASE HELP ME The following linear function represents the cost of a home printer plus ink
cartridges where x represents the number of ink cartridges purchased and
y represents the total cost. y = 25x + 115
What is the rate of change, and what does it represent?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

The given diagram shows the parts of a right triangle with an altitude to the hypotenuse. using the two given  measures, find the other four.