Question

solve for x : 2.5x + 1 = 8.5​

Answer 1

Answer:

3

Step-by-step explanation:

2.5x+1=8.5

2.5x=8.5-1

2.5x=7.5

x=7.5/2.5

x=3

Answer 2

$\huge \underline{ \underline{ \bf \purple{Solution :}}}$

$\large \longrightarrow \sf2.5x + 1 = 8.5 \\ \\\large\longrightarrow \sf 2.5x = 8.5 - 1 \\ \\ \large\longrightarrow \sf2.5x = 7.5 \\ \\\large\longrightarrow \sf x = \frac{7.5}{2.5} \\ \\ \large\longrightarrow \boxed{ \sf \blue{ x = 3}}$