Question

5x-20+2x-10


what is the value of x​

Answer 1

Answer:

5x-20+2x-10=0

7x-30=0

7x=30

$x = \frac{30}{7}$

x=4.28...

x=4.3(approximately)

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Answer 2

Answer:

5x-20+2x-10=0

5x-30+2x=0

7x-30=0

7x=0+30

7x=30

x= 30/7