Math, asked by harshpreet2282, 2 months ago

fill up:
The root of equation 3x+18=21 is
​

Answers

Answered by suhanijamwalrajput
1

Re=arrange the equation so that all the x terms are on one side and all the numbers are on the other.

(Add 18 to each side)

3

x

−

18

+

18

=

21

+

18

3

x

=

39

divide by 3

x

=

13

Answered by winnerdeep
0
Explanation:
Re=arrange the equation so that all the x terms are on one side and all the numbers are on the other.
(Add 18 to each side)
3
x
−
18
+
18
=
21
+
18

3
x
=
39
divide by 3

x
=
13
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