Question

7x + 2 =19
3x - 1/3=5
5x -4 =21
-7x= 21
18-7X = -3
3(x + 4)=21​

Answer 1

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Answer 2

Answer:

For 1st -

x = 19-2÷7

=17÷7

=2.42

For 2nd-

x=5+1/3÷3

=16/3÷3

=16/6

=8/3

=2.66

For 3rd-

x=21+4÷5

=25÷5

=5

For 4th-

x=21÷(-7)

=-3

For 5th-

x=-(-3-18/7)

=3+18/7

=21/7

=3

For 6th-

x+4=21/3

x+4=7

x=7-4

x=3

Step-by-step explanation:

Follow the rules of BODMAS,where

B - ()

O - of

D - ÷

M - ×

A - +

S - -

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