JSS 1 Mathematics Flashcards: Like Terms, Coefficients and Simplification of Algebraic Expressions

Question 1

Which terms are like terms in $3x+5y-2x+7$?

Accepted Answer

$3x$ and $-2x$

Question 2

What is the coefficient of $x$ in $-7x$?

Accepted Answer

-7

Question 3

What is the coefficient of $a$ in $a$?

Accepted Answer

1

Question 4

Simplify $5x+3x$.

Accepted Answer

$8x$

Question 5

Simplify $9m-4m+2$.

Accepted Answer

$5m+2$

Question 6

Simplify $4a+3b-2a+b$.

Accepted Answer

$2a+4b$

Question 7

Simplify $7p-3+2p+8$.

Accepted Answer

$9p+5$

Question 8

Expand $3(x+4)$.

Accepted Answer

$3x+12$

Question 9

Expand $-2(y-5)$.

Accepted Answer

$-2y+10$

Question 10

Simplify $5(2x-1)+3x$.

Accepted Answer

$13x-5$

Question 11

Factorise $6x+12$ by taking out the common factor 6.

Accepted Answer

$6(x+2)$

Question 12

Which term is unlike $4x$: $-2x$, $9x$, $x$, or $4x^2$?

Accepted Answer

$4x^2$

Question 13

What is the constant term in $8k-11$?

Accepted Answer

-11

Question 14

If $x=3$, evaluate $2x+5$.

Accepted Answer

11

Question 15

If $a=2$ and $b=5$, evaluate $3a-b$.

Accepted Answer

1

Question 16

A pen costs ₦p. Write the cost of 6 pens and a ₦200 book.

Accepted Answer

$6p+200$

Question 17

The length of a rectangle is $x+3$ cm and its width is $x$ cm. Write its perimeter.

Accepted Answer

$4x+6$ cm

Question 18

Simplify $10q-(3q+4)$.

Accepted Answer

$7q-4$

Question 19

Which expression is equivalent to $2(a+b)-b$?

Accepted Answer

$2a+b$

Question 20

Why can $3x$ and $4y$ not be combined as $7xy$?

Accepted Answer

They have different variable parts and are unlike terms.

Strong work.