Question

2x=5(3+x) is -5 verify by substitution that​

Answer 1

Answer:

$2x = 5(3 + x) \\ 2x = 15 + 5x \\ - 15 = 5x - 2x \\ - 15 = 3x \\ \frac{ - 15}{3} = x \\ \underline{ \underline{- 5}} = x$

Answer 2

Answer:

Step-by-step explanation:

Here you go mate

Step 1

2x=5(3+x)  Equation

Step 2

2x=5(3+x)  Simplify

2x=15+5x

Step 3

2x=15+5x  Subtract 5x from sides

-3x=15

Step 4

-3x=15  Divide sides by -3

Answer

x=-5

Hope this helps