Question

Tolong di bantu tolong tolong ya

Answer 1

Bab Himpunan
Matematika SMP Kelas VII

6]
3(x + 2) - 2(x - 5) = 26
3x + 6 - 2x + 10 = 26
x = 26 - 16
x = 10

jawabannya A

7] -3(2x - 9) = 3
2x - 9 = 3/-3
2x - 9 = -1
2x = 9 - 1
x = 8/2
x = 4

HP = { 4 }

jawabannya C