Question

Как решить уровнение 42r-28r+180=600

Answer 1

42r-28r+180=600
14r+180=600
14r=600-180
14r=420
r=420:14
r=30

Answer 2

Solving the Equation 42r - 28r + 180 = 600

To solve the equation 42r - 28r + 180 = 600, we can follow these steps:

1. Combine Like Terms: - Combine the like terms on the left-hand side of the equation.

2. Isolate the Variable: - Move the constant term to the other side of the equation to isolate the variable.

3. Solve for the Variable: - Finally, solve for the variable 'r'.

Let's go through each step in detail.

Step 1: Combine Like Terms

The equation 42r - 28r + 180 = 600 can be simplified by combining the like terms on the left-hand side.

Step 2: Isolate the Variable

After combining like terms, the equation becomes 14r + 180 = 600. To isolate the variable 'r', we need to move the constant term 180 to the other side of the equation.

Step 3: Solve for the Variable

After isolating the variable, the equation becomes 14r = 420. Now, we can solve for 'r' by dividing both sides by 14.

r = 30

So, the solution to the equation 42r - 28r + 180 = 600 is r = 30.

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