IXL | Solutions to equations and inequalities | 6th grade math

or

Is

s = 4

a solution to this equation?

9

s

=

36

yes

no

ref_doc_title.

or

Learn with an example

question

Is

g = 8

a solution to this equation?

30

=

6

+

g

yes

no

key idea

A number is a solution to an equation if plugging it in results in a true statement.

solution

Plug g = 8 into the equation and simplify.

30

=

6 + g

Plug in g = 8

30

?

=

6 + 8

Plug in g = 8

Add

30

?

=

14

Add

No,

30 ≠ 14

.

So,

g = 8

is not a solution to the equation

30

=

6

+

g

.

Looking for more? Try these:

Lesson: Solving equations

Lesson: Solving inequalities

or

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Teacher tools

Work it out

Not feeling ready yet? These can help:

AA.1Does x satisfy an equation?

BB.1Solutions to inequalities

Y.4Evaluate variable expressions with whole numbers

Compare expressions involving addition and multiplication

Lesson: Solving equations

Lesson: Solving inequalities