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Vesna [10]
4 years ago
12

/what is the solution for x in the equation 10x - 4.5 + 3x = 12x - 1.1

Mathematics
2 answers:
Fiesta28 [93]4 years ago
4 0

Answer:

x = 3.4

Step-by-step explanation:

Step 1: Write equation

10x - 4.5 + 3x = 12x - 1.1

Step 2: Solve for <em>x</em>

  1. Combine like terms: 13x - 4.5 = 12x - 1.1
  2. Subtract 12x on both sides: x - 4.5 = -1.1
  3. Add 4.5 on both sides: x = 3.4

Step 3: Check

<em>Plug in x to verify it's a solution.</em>

10(3.4) - 4.5 + 3(3.4) = 12(3.4) - 1.1

34 - 4.5 + 10.2 = 40.8 - 1.1

29.5 + 10.2 = 39.7

39.7 = 39.7

Lyrx [107]4 years ago
3 0

Answer:

13x - 12x = - 1.1 + 4.5

Step-by-step explanation:

x= 3.4

PLZ MARK BRAINLEST  

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