the solution of the equation 3x+7=-20 is
Answers
Answered by
14
Step-by-step explanation:
3x+7 =- 20
3x= -20-7
3x=-27
x=-27/3
x=-9
Answered by
0
Answer:
=> The value of x is -9.
Step-by-step explanation:
Given that:-
To find:- The value of the expression:
Here we will use the transposition method.
We have to follow these steps:-
( i ) First of all, we have to identify the variables and the constants.
( ii ) Get the variable to one side of the equation. Maintain equation balance while calculating.
( iii ) Then solve the expression of both sides by using various mathematical operations. Simplify both sides.
As we have,
=>
Subtract both sides by , we get
=>
=>
Subtract the numbers,
=>
Divide both sides by , we get
=>
Hence, the required solution is -9.
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