I think the 3rd one, please let me know if I'm wrong. I don't want to give others the incorrect answer.
Step-by-step explanation:
2 x -3 <u>(</u><u>x)</u><u> </u>- 1 <u>(</u><u>y)</u><u> </u>- 2 x -1 <u>(</u><u>z)</u><u> </u>= -5
Answer:
3a -2c +8
You have to combine the same letters together, which is only 2c and -4c. Then you just write the rest of the equation.
Its 157, because 180-23= 157 degrees.
Answer:
B.16.50
Step-by-step explanation:
2 (p - 4)=25
2p - 8 = 25
2p = 25 + 8
2p = 33
dividing the equation by 2
p = 16.50