Answer:
<u>Variables</u> are used to represent an unknown quantity in a mathematical expression.
Step-by-step explanation:
- Variables are used to represent an unknown quantity in a mathematical expression.
- For example : x + 2 = 4, here x is the variable.
- We can denote variable by any alphabet i.e, a,b,c,d etc.
Answer:
180 ft^2
Step-by-step explanation:
Area of the rectangle is calculated by multplying : height*widht*lenght
15*6*2 = 180 ft^2
Answer:
3
Step-by-step explanation:
AD/AB = AE/AC
8/10 = 12/AC
AC = 12(10/8) = 15
EC = 15 - 12 = 3
What we know:
Carpet cleaner a charges $28.25 plus $18 a room. Carpet cleaner B charges $19.85 Plus $32 a room.
What we need to find:
Which equation can be used to find the number of rooms for which the total cost of both carpet cleaners is the same?
28.25 + 18x=19.85 + 32x
Answer:
4 1/2
Step-by-step explanation:
Step 1:
1/2 + 2/3 ÷ 1/6 Equation
Step 2:
1/2 + 2/3 × 6/1 Flip the Fraction
Step 3:
1/2 + 2/1 × 2/1 Simplify
Step 4:
1/2 + 4 Multiply
Answer:
4 1/2 Add
Hope This Helps :)