Answer
1. 9
1. 13
1. 147
1. 7/3
1. 9
Step-by-step explanation:
Algebraic equations
1. 2x=18
2. x-5=8
3. (x/7)=21
4. 3x+5=12
5. 2x=18
The answer is 6 when u are working with a negative a positive number subtracts
Answer:
5.66
Step-by-step explanation:
The sides of a square are equal. Let's call the length
x
Use Pythagoras' Theorem.
Square the sides and add them together....
x
2
+
x
2
=
8
2
2
x
2
=
64
x
2
=
64
2
=
32
x
=
√
32
x
=
4
√
2
x
=
5.66
The answer is 1/9 because if you add them all up it’s 9