Answer:
=
7
Step-by-step explanation:
3(x−4)+9=18
3
−
1
2
+
9
=
1
8
3
−
3
=
1
8
3
=
1
8+3
3
=
21
x= 21/3
x=7
Answer:
Solution: X=144
Equation: x/(-9)= -16
Step-by-step explanation:
the / is divide
the first part of the word problem states that a number x is being divided by -9, x/-9 then it states that this equation equals -16 therefore,x/-9=-16.
Answer:
1938
Step-by-step explanation:
Answer
B., C.
Step-by-step explanation:
Since the 'E' in the middle
it represents that the angle forms at the vertex E
Figure B is the answer!
The formula for the Pythagorean theorem is
A^2+B^2=C^2
In figure B the units are squared. Making it your answer.
-Seth
