3 years ago

X - 21 = 43 - 4x Help me please

Mathematics

2 answers:

kramer3 years ago

7 0

Answer:

x= 64/5

Step-by-step explanation:

x+4x-21=43-4x+4x

5x-21=43

5x-21+21=43+21

5x= 64

5/5x=64/5

x= 64/5

lukranit [14]3 years ago

3 0

Answer:

x=12.8

Step-by-step explanation:

x-21=43-4x

5x-21=43

5x=64

x=12.8

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