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Diano4ka-milaya [45]
3 years ago
6

Solve and check the following linear equation. 8x-(6x-7)=21

Mathematics
2 answers:
Mandarinka [93]3 years ago
5 0

Answer:

x=7

Step-by-step explanation:

8x-(6x-7)=21

8x-6x+7=21

2x+7=21

2x=21-7

2x=14

x=14/2

x=7

8*7-(6*7-7)

56-(42-7)

56-35

21

uranmaximum [27]3 years ago
4 0

Answer:

x=7?

Step-by-step explanation:

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