Solve by the substitution method. Show your work for full credit. y = 3x – 12 2x – 3y = -13
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Answer:
s = 6 cm
Step-by-step explanation:
the area (A) of a square is calculated as
A = s² ( s is the side length )
given A = 36 , then
s² = 36 ( take square root of both sides )
s = = 6