Hãy giải phương trình bậc nhất 7-2x=22-3x

7-2x=22-3x

-2x=15-3x (minus 7 from both side)

x=15 ( plus 3x from both side)

7-2x=22-3x

7-2x=22-3xcollecting like terms:

7-2x=22-3xcollecting like terms:-2x+3x=22-7

7-2x=22-3xcollecting like terms:-2x+3x=22-7 x=15

f(2x−x2)=−3x2+6x−1

step-by-step explanation:

set up the composite function and evaluate.

f(2x−x2)=−3x2+6x−1

no one knows lol

step-by-step explanation: