Answer:
13(4+x)
=52+13x
Step-by-step explanation:
13 multiplies the 4 and x.
then 13 multiply 4 is 52 while 13 multiply x 13x.
Answer:
18 and 20, 4
Step-by-step explanation:
Math reasoning 1:
Set the first number as x and the other one as x+2 because it is a consecutive even number.
x+x+2=38
2x=36
x=18
18+2=20
The 2 consecutive numbers are 18 and 20
Problem solving 1:
Write out equation first, set the unknown number as x
5+x=9
x=4
Answer:
i think its centroid not sure though.
Step-by-step explanation:
Use the Order of Operations.
1/2(14)(5)
1/2(70)
35
The answer is: 35
Answer:
66
Step-by-step explanation:
36x4=144
36x3=78
144-78=66