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Byju's Answer
Standard X
Mathematics
Multiplying/Dividing a Positive Entity
Evaluate the ...
Question
Evaluate the expression 2q – r – (–3), when q = 2 and r = 8?
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Solution
2
q
-
r
-
-
3
=
2
q
-
r
+
3
=
2
×
2
-
8
+
3
On
taing
q
=
2
;
r
=
8
=
4
-
8
+
3
=
7
-
8
=
-
1
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