Question

solve the following linear equation
21-3(x-7)=x+20​

Answer 1

Answer:

ANSWER

21−3(x−7)=x+20

21−3x+21=x+20

42−3x−x−20=0

−4x=−22

x=

4

22

x=

2

11

=5.5

Answer 2

Step-by-step explanation:

Solve the following equations:

21−3(x−7)=x+20

ANSWER:

21−3(x−7)=x+20

21−3x+21=x+20

42−3x−x−20=0−4x=−22

x= 422

x= 211

=5.5