A washer and a dryer cost $689 combined. The washer costs $39 more than the dryer. What is the cost of the dryer?

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step-by-step explanation:

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let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation:

answer: translate the circles so they share a common center point and dilate circle y by a scale factor of 3.

5

step-by-step explanation: