alleryStart learning →Solve: 9x = 8x - 6.
Ax=6
Bx=-6
Cx=-2
Dx=2
Answer & Solution
Correct answer: B. x=-6
1. Choose the left side as the variable side, so subtract 8x from both sides to remove x from the right.
2. 9x minus 8x equals -6.
3. Simplify: x equals -6.
4. Check: 9 times -6 equals -54, and 8 times -6 minus 6 also equals -54.
_Source: OpenStax Elementary Algebra (CC BY 4.0), Ch 2 "Solving Linear Equations and Inequalities", section 2.3 Solve Equations with Variables and Constants on Both Sides_
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