Question

if x is equal to 4 find the value of each of the following
1. 5
$5x$
$- 2x$
$x - 5$
$\frac{1}{2} x + 3$

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Answer 1

Answer:

x = 4

5x = 5 × 4 = 20

- 2x = - 2 × 4 = - 8

x - 5 = 4 - 5 = - 1

1/2 x + 3 = 1/2 ×4 + 3

= 2 +3

= 5

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