Assalamualaikum, tolong no 19 dan 22

itu jawaban no 19&22

19. 2(q+3) + (3q-4) = 9
2q + 6 + 3q - 4 = 9
5q = 9 - 6 + 4
5q = 7
q = 7/5

22. 4x + 3 ( x-2 ) -( 5 - 4x) = 0
4x + 3x - 6 - 5 - 4x = 0
4x + 3x + 4x = 0 +6+5
11x = 11
x = 11/11 = 1

Jawaban ini caranya lengkap ❤
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