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Byju's Answer
Standard VII
Mathematics
Forming Equation from Solution
Solve the giv...
Question
Solve the given equation for x:
x
−
7
=
12
x =
.
A
19
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B
5
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C
10
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Solution
The correct option is
A
19
The given equation can be solved by addition operation.
Adding 7 on both sides of the equation,
x
−
7
=
12
⇒
x
−
7
+
7
=
12
+
7
⇒
x
=
19