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b. -11p + 3q
c. -13y
d. -3m - 2n
e. 8a = -5b
2. a. 2y + 6z
b. -10m + 6n + 15
c. 3p - 10q
d. 8a - 8b + 3c
ps : untuk yg selanjutnya, sorry ga paham maksutnya. semoga membantu :)
a)
5x-6x+2x-y
= -x+2x-y
= x-y
b)
-2p-3p-6p+3q
= -5p-6p+3q
= -11p+3q
c)
-4y-4y+5y-10y
= -8y+5y+10y
= -3y+10y
= 7y
d)
-4m+m+3n-5n
= -3m+3n-5n
= -3m-2n