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What is 3(____+15)=36+45

2 Answers

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Answer: X = 12

3( X + 15 ) = 36 + 45

Hence, X = 12

  • Step-by-step explanation: Distributive Property

Evaluate:

3( X + 15) = 36 + 45

3x + 45 = 36 + 45

  • Calculate the sum/difference
  • Add the numbers

3(x + 15) = 81

  • Multiply terms

3x + 45 = 81

  • Rearrange variables:

3x = 81 - 45

  • Solve for X: Cross Multiply

3x = 36

3x * 1/3 = 36 * 1/3

  • Reduce

3x * 1/3 = 12

  • Check: True

3(12 + 15 ) = 36 + 45

3 * 27 = 81

81 = 81 BOTH SIDES ARE EQUAL

  • Hence, 3( x + 15) = 36 + 45

X = 12

I hope this helps you!

answered
User Leena Patel
by
8.5k points
6 votes

To solve the equation 3(____ + 15) = 36 + 45, we can follow these steps:

Distribute the 3 on the left side of the equation:

3 * ____ + 3 * 15 = 36 + 45

Simplify the equation:

3____ + 45 = 81

Subtract 45 from both sides of the equation:

3____ = 81 - 45

Simplify the right side of the equation:

3____ = 36

Divide both sides of the equation by 3 to solve for the blank:

____ = 36 / 3

Calculate the value of the blank:

____ = 12

Therefore, the value of the blank is 12.

answered
User Rismo
by
8.6k points

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