Solved on Jan 20, 2024

Solve the linear equation 2(w+1)+4w=3(2w1)+82(w+1)+4w=3(2w-1)+8 for ww. The equation has no unique solution, and all real numbers are solutions.

STEP 1

Assumptions
1. The equation to solve is 2(w+1)+4w=3(2w1)+82(w+1)+4w=3(2w-1)+8.
2. We need to find the value of ww that satisfies the equation.

STEP 2

Expand the left side of the equation by distributing the multiplication over addition.
2(w+1)+4w=2w+2+4w2(w+1)+4w = 2w + 2 + 4w

STEP 3

Combine like terms on the left side of the equation.
2w+2+4w=6w+22w + 2 + 4w = 6w + 2

STEP 4

Expand the right side of the equation by distributing the multiplication over subtraction.
3(2w1)+8=6w3+83(2w-1)+8 = 6w - 3 + 8

STEP 5

Combine like terms on the right side of the equation.
6w3+8=6w+56w - 3 + 8 = 6w + 5

STEP 6

Now we have a simplified equation:
6w+2=6w+56w + 2 = 6w + 5

STEP 7

Subtract 6w6w from both sides of the equation to try to isolate ww.
6w+26w=6w+56w6w + 2 - 6w = 6w + 5 - 6w

STEP 8

Simplify both sides of the equation after subtracting 6w6w.
2=52 = 5

STEP 9

We have reached a contradiction. The equation 2=52 = 5 is not true for any value of ww.

STEP 10

Since subtracting 6w6w from both sides resulted in a false statement, this means that the original equation does not depend on ww, and there was an error in the initial equation or the equation is true for all values of ww.

STEP 11

Re-evaluate the original equation to see if it is an identity (true for all values of ww) or if there was a mistake in the simplification process.

STEP 12

Looking back at the original equation, we see that both sides of the equation actually simplify to the same expression, 6w+26w + 2, which means the equation is an identity.

STEP 13

Since the equation is an identity and is true for all values of ww, we conclude that all real numbers are solutions to the equation.
w=w= All real numbers are solutions.

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