Question

Tolong bantu ya di kumpul besok
matematika kurikulum 2013 edisi revisi 2014 kelas 7
hal 36 no 3
3. a. 5*(15-6)
b. 12*(-7)+(-16)/(-2)
c. -15 / (-3) - 7 * (-4)
d. (1+2/3*4) * (9*7(7-8)/(6+5))
makasih jawab dengan caranya ya

Answer 1

3.
a. 5*(15-6) = 5*9 = 45
b. 12*(-7)+(-16)/(-2)
= -84 - 16 / (-2)
= -84+8
= -76
c. -15 / (-3) - 7 * (-4)
= 5 - 7 * (-4)
= 5 + 28
= 33
d. (1+ 2/3*4)*(9*7(7-8)/(6+5))
= (1 + 8/3)*(63(-1)/11)
= (3/3+8/3)*(-63/11)
= 11/3 * (-63/11)
= 121/33 * (-189/33)
= -68/33

Maaf, kalau salah..