An algebraic expressions which is equivalent to the verbal statement “Three times the sum of x and y” is

(a)

3(x + y)

(b)

3 + x + y

(c)

3x + y

(d)

3 + xy

When we subtract ‘a’ from ‘-a’, we get _______

(a)

0

(b)

2a

(c)

-2a

(d)

-a

In an expression, we can add or subtract only

(a)

Like terms

(b)

Unlike terms

(c)

All terms

(d)

None of the above

The solution of 3x + 5 = x + 9 is

(a)

2

(b)

3

(c)

5

(d)

4

The equation y + 1 = 0 is true only when y is

(a)

0

(b)

-1

(c)

1

(d)

-2

The subtraction of 5m from −3m is __________

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-8m

The additive inverse of − 37xyz is __________

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37 xyz

An expression equated to another expression is called __________

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equation

If a = 5, the value of 2a + 5 is _____

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15

The sum of twice and four times of the variable x is ______

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2x + 4x = 6x

If x is a natural number, then x + 1 is its predecessor.

(a) True

(b) False

Sum of a - b + c and -a + b - c is zero.

(a) True

(b) False

Every algebraic expression is an equation

(a) True

(b) False

The expression 7x + 1 can not be reduced without knowing the value of x.

(a) True

(b) False

To add two like terms, its coefficients can be added.

(a) True

(b) False