39 divided 13 is 3 52 divided 13 is 4 Therefore, the answer is 13
8(2x+2y)-4(3xy-(5x)) Actual way to solve it
Answers
first distribute the 8 into (2x+2y) then distribute -4 into (3xy-(5x)). Next you do it order of operations which is “PEMDAS” (parentheses, exponents, multiplication, division, addition and subtraction)
What is 15a-7×4+6 for a =2.4
Answers
place a with its value and multiple with 15. substrack the result (36)with (7×4) and add 6.the result is 14.
16.437 rounded to the neatest tenth is 16.4 true or false
Answers
Answer=True
When rounding 16.437 to the nearest tenth, we need to look to the hundreds place.
16.437
The number 3 is in the hundreds place
The rules of rounding are:
If the number is 5 or greater, then you round up.
If the number is 4 or less, Then you round down.
Since 3 is less than 4, we would round down. So...
16.437 becomes 16.4
It is true because after the decimal the digit is in the tenths catagory then hundreths and thousandths etc. That is why it is tenths. :)
Bobbys car uses 6l every 1km how many does he use in 42km
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6 * 42 = 252 liters
6 times 42 = 252 l used for 42 km. So he used 252
Write the perimeter of the floor plan shown as an algebraic expression in x.
Answers
The perimeter is the sum of the enclosing side.
From the figure, the perimeter is P = 11 + (x-2) + (11-3) + [(x-2) - (x-11)] + (x-11) = 11 + x - 2 + 8 + 9 + x - 11 = 2x + 15