Question

solve for x .2x+.3(15-x)=3.5

Answer 1

Answer:

2x²+ 45 - 3x = 15

2x²-3x+30=0

x = 0.75 (approx)

Answer 2

Answer:

2x^2+45-3x=3.5

2x^2-3x=3.5-45

2x^2-3x=41.5

As multiplication of first term and last term is 81

common factors of 81 are 3.3.3.3

you have to solve the further solution