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hoa [83]
4 years ago
10

Solve 3[-x + (2 x + 1)] = x - 1​

Mathematics
2 answers:
LenaWriter [7]4 years ago
7 0

Answer:

<em><u>x=−2</u></em> if i could get brainliest that would be great

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

3(−x+2x+1)=x−1

(3)(−x)+(3)(2x)+(3)(1)=x+−1(Distribute)

−3x+6x+3=x+−1

(−3x+6x)+(3)=x−1(Combine Like Terms)

3x+3=x−1

3x+3=x−1

Step 2: Subtract x from both sides.

3x+3−x=x−1−x

2x+3=−1

Step 3: Subtract 3 from both sides.

2x+3−3=−1−3

2x=−4

Step 4: Divide both sides by 2.

2x/2=−4/2

x=−2

adelina 88 [10]4 years ago
5 0

Answer:

x=-2

Step-by-step explanation:

3[-x + 2 x + 1] = x - 1\\\\3[x + 1] = x - 1\\\\3[x + 1] = x - 1\\\\\\3x+3 = x-1\\\\3x-x=-1-3\\\\2x=-4\\\\x=-4/2 \\\\x=-2

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