Question

x + 1 =4; 2x - 5y = 1​

Answer 1

Step-by-step explanation:

x=4-1

X=3

substitute x in (2) equation

2(3)-5y=1

6-5y=1

-5y=1-6

-5y= -5

y = 1

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Answer 2

${\huge{\mathfrak{\underbrace{\green{Answer}}}}}$

Answer no. 1

$x + 1 = 4$

$or \\ x = 4 - 1$

$so \\ x = 3$

Answer no. 2

$2x - 5y = 1$

$x = 3$

so,

$2 \times 3 - 5y = 1$

$6 - 5y = 1$

$- 5y = 1 - 6$

$- 5y = - 5$

$y = - 5 \div - 5$

(-) and (-) cut so,

$y = 1$

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