Answer:
5x^2-x-4
Step-by-step explanation:
Combine the terms.
Answer:
30$
Step-by-step explanation:
1st sister is 3x
2nd sister 2x
3th is x
3x+2x+x=180
6x=180
X=30
Answer:
B.
Step-by-step explanation:
slope = Rise (y difference) / Run (x difference)
B, Rise = 3 run = 2 slope = 3/2
Step-by-step explanation:
solved in the picture....
The solution is x=1 and y=-2
Further explanation:
Given equations are:

Multiplying equation no. 1 with 2 will give us:
Eqn 3
From equation no 2:

Putting the value of y in eqn 3

The solution is x=1 and y=-2
Keywords: Linear equations, Solution set
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