Answer:
what does that question mean?
<u>Answer:</u>
• Equation = 
• length = 56 ft
• width = 32 ft
<u>Step-by-step explanation:</u>
The ratio of the length to width is 7:4.
∴ 
⇒
[Equation 1]
We know that the perimeter of the garden is 176 feet.
∴ 
⇒ 
⇒
[From Equation 1]
⇒ 
⇒ 
⇒ 
⇒ 
We know from Equation 1 that:
∴ 
⇒ 
Answer:
4
Step-by-step explanation:
→ –36 – ( –40 )
- Whenever there is sign of subtraction before the brackets, signs of the numbers inside the brackets get changed when we removed the brackets.
→ –36 + 40
→ 4
<u>4</u><u> </u><u>is</u><u> </u><u>the</u><u> </u><u>required</u><u> answer</u><u>.</u>
Answer:
92
Step-by-step explanation:
Answer:
91
Step-by-step explanation:
Mean is calculated as
mean = 
let x be his test score of his last test , then
= 85 ( multiply both sides by 7 )
504 + x = 595 ( subtract 504 from both sides )
x = 91