Question

3(3) +0.75(2) = (3+0.75)x​

Answer 1

9+1,5=3x+0,75x
10,5=3,75x
x=10,5/3,75
x=2,8

Answer 2

x=2.8

Explanation:

Simplify

3(3) = 9

0.75(2) =1.5

Add

9+1.5=10.5

Simplify again

(3+0.75)x= 3.75x

Divide each side by 3.75

10.5=3.75x

3.75 cancels out and you're left with 2.8