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edconsys
24.02.2021 •
Mathematics
3x − x − 1 = 15
What is x
Solved
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Ответ:
x=8
Step-by-step explanation:
Step 1: Simplify both sides of the equation.
3x−x−1=15
3x+−x+−1=15
(3x+−x)+(−1)=15(Combine Like Terms)
2x+−1=15
2x−1=15
Step 2: Add 1 to both sides.
2x−1+1=15+1
2x=16
Step 3: Divide both sides by 2.
2x /2 = 16 /2
x=8
Ответ:
3x-x=15+1
2x=16
x=16/2
x=8
Ответ:
y=-2/3x+7
Step-by-step explanation:
Use point slope form y-3=-2/3(x-6)
Simplify
y=-2/3x+7