Question

Решите уравнение 3 7 - х + 15 0,95 Помогите прошу!!

Answer 1

Ответ:

7,8х+15=89,1

7,8х=89,1-15

7,8х=74,1

х=74,1:7,8

x=9,5

Answer 2

Solving the Equation 3 + 7 - x = 15

To solve the equation 3 + 7 - x = 15, we can follow these steps:

1. Combine like terms on the left side of the equation. 2. Solve for the variable x.

Solution Steps

1. Combine Like Terms: - The equation 3 + 7 - x can be simplified to 10 - x.

2. Solve for x: - To solve for x, we can subtract 10 from both sides of the equation. - The equation becomes: -x = 5. - Multiplying both sides by -1 gives us: x = -5.

Therefore, the solution to the equation 3 + 7 - x = 15 is x = -5.

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