Answer:

Step-by-step explanation:
we know that
The algebraic expression of the phrase"The product of 6 and the quantity 9 more then the number x is 253" is equal to the number 6 multiplied by the sum of x and 9 and this result is equal to 253
so

solve for x




Answer:
The angle is "27 and 63".
Step-by-step explanation:
Let A and B are two angles, in which A is "
" complementary angles and B be is another complementary angle.
Condition of complementary angle
:

Solution:

Answer:
it would be 3, 0
Step-by-step explanation:
Answer:
Carrying forward.
Step-by-step explanation:
- When regrouping is done to add the numbers where results in a more than 2 digit and one digit is placed to left Colum is called as carrying forward. As regrouping refers to carrying the place values in order to perform operations like addition or subtraction.
Answer:
He will finish the rest of the problems in 32.4 minutes.
Step-by-step explanation:
Since we are given that Yan has completed 3/5 of 45 problems i.e.


Thus he has completed 27 problems
Remaining no. of problems are 45-27 = 18
Since he complete each problem in minutes = 
So, he completes 18 problems in minutes = 18 *1.8 = 32.4 minutes
Hence , He will finish the rest of the problems in 32.4 minutes.