Question

Given the equation y = -4x + 5, find y when x= 2

Answer 1

$\huge\bold{ANSWER:}$

$\huge\mathrm{y=-3}$

$\huge\bold{SOLUTION:}$

$\huge\mathrm{y=-4x+5}$

Plug in the value of x:

$\huge\mathrm{y=-4(2)+5}$

Simplify:

$\huge\mathrm{y=-8+5}$

Add:

$\huge\mathrm{y=-3}$ (Answer)

Hope you find it helpful.

Feel free to ask if you have any doubts.

$\huge\bold{-MistySparkles^**^*}$

Answer 2

Hi!

If x = 2, than we can substitute 2 in for x.

y = -4x + 5

Put 2 in for x

y = -4(2) + 5

Multiply -4 and 2

y = -8 + 5

Add -8 and 5

y = -3