abby2236
15.01.2021 •
Mathematics
-3(2x - 9) + 4(5x - 2)
Does anyone know how to answer this?
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Ответ:
Step-by-step explanation:
=-6x+27+20x-8
=14x+19
Ответ:
-3(2x)= -3x
-3(-9)= 27
(-3x+27)
4(5x)= 20x
4(-2)= -8
(20x-8)
(-3x+27) + (20x-8) =
17x + 19
Ответ:
-add 8 and 40
-divide by 4
-not sure
-12
Step-by-step explanation: