Answer:
Alice is 6 1/9
Step-by-step explanation:
a is Alice and b is brother
a=4b-5
a=b-15
I prefer to use elimination
a=4b-5
-a=-b15
-3b=10
b=-10/3
a=4(10/3)-5
a=-55/3
Answer:
the answer is 9x^3 - 6x^2 + 3x
Step-by-step explanation:
take each number with variable and divided by 3x
Answer:
D. 7x
Step-by-step explanation:
combine like terms
14x-8x+x
6x+x
7x
Answer:
10×4 = 40
Given,
already travelled 15 miles
so,
40+15
55 miles
Therefore, The It travels 55 miles
I don't whether it's right or wrong