Answer:
They tend to be way more efficient.
Step-by-step explanation:
They are generally powerful and can carry things for long distances, Plus they don't cost a lot to repair.
Answer:
1. 4x
2. 3x+9
3. 8x-21
Step-by-step explanation:
1. Combine like terms (3x)+(2x)(-x)
2. 3(x+3)
3x+9
3. 6x-3+2(x-9)
6x-3+2x-18
6x-3+2x-18
6x-21+2x
6x-21+2x
8x-21
Answer:
Hey!
Step-by-step explanation:
Search up an algebra calculator... MathPapa . com algebra calculator is free and shows steps all u have to do in input the equation!
Answer:
a
Step-by-step explanation:
Multiplying by 2 is the rule...plz mark me as brainliest as just joined!