Solve the problem.
-The perimeter of a triangle is 52 cm. The triangle is isosceles now, but if its base were lengthened by 3 cm and each leg were shortened by 2 cm, it would be equilateral. Find the base of the original triangle.
A) 17 cm
B) 13 cm
C) 19 cm
D) 14 cm
Correct Answer:
Verified
Q19: Classify the system as consistent or
Q20: Classify the system as consistent or inconsistent,
Q21: Solve by the substitution method.
-x + 2y
Q22: Solve by the substitution method.
-x + 7y
Q23: Solve using the elimination method.
-- x +
Q25: Solve the problem.
-The perimeter of a rectangle
Q26: Solve the problem.
-The sum of two numbers
Q27: Solve by the substitution method.
-x + y
Q28: Solve using the elimination method.
-2 x -
Q29: Solve the problem.
-The sum of two angles
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