Answer: combine
Step-by-step explanation:
When you combine like terms, it shortens or simplified the equation
Example: 2x-5+15
Combine actual numbers -5 and 15.
2x+10
Answer:
5 and 4
Step-by-step explanation:
5 x 4 = 20
5 + 4 = 9
Answer: Sound waves entering a warmer air means that the kinetic energy of the air particles will increase and thus the vibration of particles will be increased and thus the speed of transmission of sound waves increases.
Step-by-step explanation:
(1,2)....(2,-2)... now its making me write about 20 characters for some reason but anyways there is your answers i think buttt.... have a very nice day good luck on the rest of your school :)