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15-01-2021
Mathematics

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for what value of the variable is the value of the expression -3(2x+1) is 20 greater than the expression 8x+5

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keskin20 keskin20

16-01-2021

Answer:

- 3 ( 2x+1 ) 20

8x+5

_____________

8x+5×20 -3 ( 2×12.5+1 )

8×=100 -3 ( 25+1 )

100÷8= 12.5 -3 ( 26 )

×= 12.5

-3 ( 26 )

-3×2 + -3×6 = -6+ -18 = -24

-24

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