Math Problem Statement

Solve the equation 7(2x - 9) + 2x = ___ x + ___

Solution

The equation in the image is:

7(2x9)+2x=_____x+_____7(2x - 9) + 2x = \_\_\_\_\_ x + \_\_\_\_\_

Let's solve this step-by-step.

  1. Distribute the 7 over the expression inside the parentheses: 7(2x9)=7×2x7×9=14x637(2x - 9) = 7 \times 2x - 7 \times 9 = 14x - 63 So the equation becomes: 14x63+2x=_____x+_____14x - 63 + 2x = \_\_\_\_\_ x + \_\_\_\_\_

  2. Combine like terms on the left-hand side: (14x+2x)63=16x63(14x + 2x) - 63 = 16x - 63 Therefore, the equation is now: 16x63=_____x+_____16x - 63 = \_\_\_\_\_ x + \_\_\_\_\_

We now have the simplified form of the equation as: 16x63=_____x+_____16x - 63 = \_\_\_\_\_ x + \_\_\_\_\_ This suggests that the blanks are to be filled with parts of the expression. The left side is 16x6316x - 63, and the right side seems to be asking for the breakdown of terms involving xx and constants.

Would you like a further breakdown or have any specific questions about this step?

Related questions:

  1. What are the steps to isolate xx in this equation?
  2. How do you distribute and combine like terms in algebraic expressions?
  3. What does the solution of an equation represent in terms of graphing?
  4. How do you check if your solution to an algebraic equation is correct?
  5. Can this equation be rewritten in a different form, like factored form?

Tip:

When solving equations, always distribute and combine like terms carefully to avoid mistakes.

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Math Problem Analysis

Mathematical Concepts

Algebra
Simplification
Linear Equations

Formulas

Distributive property: a(b + c) = ab + ac

Theorems

Distributive Law
Combining Like Terms

Suitable Grade Level

Grades 7-9