The value of x would be 5 for the model 2x+4.
Rearrange unknown terms to the left side of the equation,
Combine like terms
By calculating the sum or difference : -x = -5
Lets divide both sides of the equation by the resulting coefficient 5
So x = 5
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164 inches x =
ft
147 inches x =
ft
2ft =
Perimeter = 2L + 2w - 1doorway
= 2 + 2(
-
= +
-
= +
= +
= +
=
= 49ft
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b) 49ft ÷ 8ft = 6.2
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