Solve Equations with Multiplication and Division Quick Check

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Question
What is the solution of the equation −x2.9=−3?(1 point)
Responses

87
87

−8.7
negative 8.7

8.7
8.7

−87
negative 87

1 answer

To solve the equation −x/2.9 = −3, we need to isolate the variable x. We can do this by multiplying both sides of the equation by -2.9 to cancel out the fraction.

−x/2.9 * -2.9 = -3 * -2.9

Simplifying the left side:

x = 2.9 * -3

x = -8.7

Therefore, the solution of the equation −x/2.9 = −3 is x = -8.7.

The correct response is -8.7.