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Subjects
Mathematics State Board
Class 7
Algebra
Introduction to Algebra
1.
One mark exercise problems I
Exercise condition:
4
m.
1
. An algebraic expressions which is equivalent to the verbal statement "Three times the sum of \(x\) and \(y\)" is
3(x + y)
3 + xy
3x + y
3 + x + y
.
2
. The numerical co-efficient of \(-7mn\) is
7
-p
-7
p
.
3
. Choose the pair of like terms
7r, 7x
7p, 7x
-4x, 4
-4x, 7x
4
. The value of \(7a - 4b\) when \(a = 3\), \(b = 2\) is
32
8
13
21
.
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