The perimeter of a rectangle is 22cm. the area is 28cm2. what are the lengths of the sides ?
1 answer:
Answer: length: 7cm
width:4cm
Step-by-step explanation:
Area: L × W
7×4=28
Perimeter =L±L+W+W
7+7+4+4=22
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Answer:
Step-by-step explanation: x+4-5=y
x= morning
y = afternoon
x + y = 10
x=10-y
5x + 6y =57
5(10-y) +6y =57
50-5y +6y =57
y=7
x=10-7 =3
check 3*5 = 15, 7*6 = 42, 42 + 15 = 57
3 morning practices
I think its not a correct solution of given equations.
Answer:
Joshua is 11 and Mckay is 10.
Step-by-step explanation:
plug y value :
10=1/2x+8
1/2x=2
x=4
