From Question ,
23x-3 = 13x-6
Or, 23x-13x = -6+3
Or, 10x = -3
Or, x = -3/10
Therefore x = -3/10 ans
Hope this helps !
Please mark it as the brainliest
Well, for 20 you just add them, to get

. For 21, you do a substraction:

. It'd take him quite some time (does this one even have zeros? :)) )
Answer:
Someone forgot to write the full question.
Step-by-step explanation:
It is b, (3x+4)(3x+4) = 9x2+24x+16
Answer:
personally,
Step-by-step explanation:
I would say d :)