10 questions
Find the variable and constant in the algebraic expression y+21_________
No variable
No constant
Variable is 21 & constant is y
Variable is y & constant is 21
The value of the variable that we get on solving an equation is called _____
Degree of the equation
Co-efficient of the variable
Solution or Root of the equation
None of the above
The solution or root of the equation (3x) ⁄ 4 = 15 is :
30
10
15
20
Check whether y = -3 is the solution of the equation 2y + 6 = 0
YES. y = -3 is root
NO. y = -3 is not a root
Form the equation for the following statement :
'one third of y is 25'
y + 3 = 25
y ⁄3 = 25
3y = 25
y - 3 = 25
Set up equation for the following statement by taking 't' as the variable :
'one-forth of a number minus 4 gives 8'.
t ⁄4 - 4 = 8
4t + 4 = 8
t ⁄4 + 4 = 8
4t - 4 = 8
Find the value of x if
7x +3+2= 26
3
-3
0
21