Math, asked by yasmintufail30, 3 months ago

the equation of a function is y = 2x - 3. Find i) the value y when x = 4 ii) the value of x when y = -5

Answers

Answered by beenamanu

1

Answer:

1. If x is 4, y = 2 * 4 - 3 = 8-3 = 5

2. If y is - 5, then - 5 = 2x - 3

- 5 + 3 = 2x

- 2 = 2 x

So x = - 2/2 = - 1/1 = - 1

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