La respuesta es 5a - 8b + 4
Answer:
B and D
Step-by-step explanation:
2+-14 = -12
-4+(- 8) = -12
because its a negative number it wont go up it will go down
The first one is 2,314,572,763 the other one is 7,156,134,563
Answer:
A.
Step-by-step explanation:
Physical scientists are often known as astronomers. Which is the study of space including planets, moons, comets etc.
Answer:
79.94
Step-by-step explanation: