Answer:
x = 1/2
y = 1/3
Step-by-step explanation:
6x – 3y = 2 (Multiply this by -3)
2x – 9y = -2
-18x + 9y = -6
2x – 9y = -2
-16x = -8
x = 1/2
2x – 9y = -2
2(1/2) - 9y = -2
1 - 9y = -2
-9y = -3
y = 1/3
Answer:
Step-by-step explanation:
1) length = x m
breadth = x/2 m
Area of rectangular floor = 32 square m
Length = 8 m
Breadth =8/2 = 4 m
Perimeter = 2*(length + breadth) = 2*(8 + 4)
= 2*12
= 24 m
2) Perimeter of square = 12 cm
Side of a square = perimeter ÷ 4 = 12 ÷ 4 = 3 cm
Area =side *side = 3*3 = 9 cm²
3) Perimeter of square field = 60 m
Side = Perimeter ÷ 4 = 60 ÷4 = 15 m
Area of square = 15 * 15 = 225 m²
4) Perimeter of rectangle = 28 cm
breadth = (Perimeter ÷ 2) - length
= (28 ÷2) - 8
= 14 - 8
Breadth = 6 cm
Area of rectangle = 8 * 6 = 48 cm
Answer:
3/4 or 75% are boys
Step-by-step explanation:
877 2543 because 4a and 298.is not a
Answer:
43/45
Step-by-step explanation: