Question

7+(5x-4x)=21 Solve the following equations​

Answer 1

Step-by-step explanation:

7 + ( 5x - 4x ) = 21

7 + x = 21

x = 21 -7

x = 14

check : 7 + ( 5x - 4x)

keep x = 14

= 7 + ( 5× 14 - 4× 14)

= 7 + ( 70 - 56)

= 7 + 14

=21

Answer 2

7+(5x-4x)=21

7 + x = 21

x = 21 - 7

x = 14

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