You need to multiply both sides of the equation by the reciprocal of 3/4. The reciprocal is 4/3 and 4/3 multiplied by 9 = 12. So x = 12 because a number times the reciprocal is one.

6 0

3 years ago

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Which expression is equivalent to 66 ⋅ 6–9?

leva [86]

The expression that is listed below is equivalent to 66 • 6 - 9 Answer: 396-9

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3 years ago

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The length of a rectangle is (3x-2) and its width is (2x+1). Find algebraic expressions to represent both the perimeter and area

Alenkasestr [34]

Answer:

Perimeter = 10x-2

Area = 6x²-x-2

Step-by-step explanation:

Perimeter=2L+2W

2(3x-2)+2(2x+1)

6x-4+4x+2

10x-2

Area=LW

(3x-2)(2x+1)

6x²+3x-4x-2

6x²-x-2

4 0

3 years ago