2) X-2=7
X - 2 +
= 7+
x =
Answers
Answered by
28
Answer:
x - 2 = 7
x = 7 + 2
x = 9
hope so this will help you
Answered by
3
Answer:
x
2
+
7
x
−
7
=
0
Add
7
to both sides of the equation.
x
2
+
7
x
=
7
To create a trinomial square on the left side of the equation, find a value that is equal to the square of half of
b
.
(
b
2
)
2
=
(
7
2
)
2
Add the term to each side of the equation.
x
2
+
7
x
+
(
7
2
)
2
=
7
+
(
7
2
)
2
Simplify the equation.
Step-by-step explanation:
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