Question

4. If x = 3, then x + 3x + 4x + 5x​

Answer 1

Answer:

39

Step-by-step explanation:

putting x=3

3+3×3+4×3+5×3

3+9+12+15

=39

Answer 2

Answer:

$x + 3x + 4x + 5x \\ putting \: the \: value \: of \: x = 3 \\ 3 + 3 \times 3 + 4 \times 3 + 5 \times 3 \\ 3 + 9 + 12 + 15 \\ 12 + 27 \\ 39$

$\\ \\ \\ hope \: it \: helps \: u...............$