Algebra 27th

A ________ takes on different values, its value is not fixed.

• constants

• variable

• operation

Pulkit has x marbles. Ronit has 10 more marbles than Pulkit. How many marbles does Ronit has now?

• x + 10

• 10x

• 10 - x

It has two sides, LHS and RHS, between them is the equal sign.

• Equation

• Expression

Choose the correct solution of the following equation.

100 - d = 75

• d = 50

• d = 20

• d = 35

• d = 25

• r = 60

• r = 100

• r = 66

Solve the equation below.

76 + r = 138

• 62
• 214
• 22
• 1.82

Solve the equation:
9z = 63

• x = 9
• x = 7
• x = 567
• z = 7

Write an algebraic expression for this following. subtract 6y from 5