Mathematics: 1/4b+1= –1/2b+3 please help

1/4b+1= –1/2b+3 please help - id14112314218128, Savageboyn

Ответ:

kortetsosie4576

01.09.2021

b = ( - 8)

Step-by-step explanation:

$\frac{1}{4} b + 1 = \frac{1}{2} b + 3 \\ \frac{1b}{4} - \frac{1b}{2} = 3 - 1 \\ \frac{1b}{4} - \frac{1b \times 2}{2 \times 2} = 2 \\ \frac{1b}{4} - \frac{2b}{4} = 2 \\ \frac{1b - 2b}{4} = 2 \\ \frac{ - b}{4} = 2 \\ - b = 2 \times 4 \\ - b = 8 \\ b =( - 8)$

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Ответ:

jeffro198004

25.12.2022

Mathematics

1800×6.5%×30=b
b-1800=a

a) $1,710

b) $3,510

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1/4b+1= –1/2b+3

please help

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