Five times a number plus four times the same number is equal to 360. What is the number?
2 answers:
Answer:
The number is 40.
Step-by-step explanation:
Let the number be x.
Given the statement: Five times a number plus four times the same number is equal to 360.
"Five times a number" means 5x
"Four times the same number" means 4x
Then, as per the given information we have;
Combine like terms;
9x = 360
Divide both sides by 9 we get;
x = 40
Therefore, the number is, 40.
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Answer:
A = 48 ft²
Step-by-step explanation:
The area (A) of a triangle is calculated as
A = bh ( b is the base and h the perpendicular height )
here b = 16 and h = 6 , then
A = × 16 × 6 = 8 × 6 = 48 ft²