Definitions in Algebra
A variable is a letter or symbol that represent numbers in a general way.
A coefficient is a number that multiplies a variable
A term is a combination of numbers and variables, all of them multiplied.
An exponent represents multiple products, like 2*2*2= 2^3
The answer is shown in the image below:
Answer:
11.25
Step-by-step explanation:
The concept of answer this item is the man-days equation. This means that the man-days of the original plan should be equal to that of the real activity. From the given,
(60)(16) = (5)(60) + (11 + x)(60 - 5)
where x is the number of extra days that the bricklayers will still have to work to complete the job. The value of x from the equation is 1
Answer: 1
9/10 or 0.9
Make a common denominator and add
