5(2x + 3) =45
help please I can't find my question​

Hi! The correct answer is Exact Form: x = - or Decimal Form: x= -1.1 or Mixed Number Form: x = -1 .

Step-by-step explanation:

~Divide both sides by the numeric factor on the left side, then solve~

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

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