christopherschool04
09.03.2021 •
Mathematics
Which expression is equivalent to 3x+2 ?
A. x+x+x+1+1
B. x+x+1+1+1
C. 3x+6
D. 3+x+2
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Ответ:
A
Step-by-step explanation:
add all the xs together and it give you 3x and if tou combine the 1s it gives you two
Ответ:
10x+36=-18x+2
28x=-34
x=
x=