Sagot :
Answer:
1. 3x + 1 = 10
3x = 10 -1
3x = 9 [ divide both sides by 3 ]
x = 3
2. -5n + 42 = 8
-5n = 8 - 42
-5n = -34 [ divide both sides by -5 ]
n = 34/5 or 6 4/5
Answer:
1.) 3x + 1 = 10
3x = 10 - 1
3x = 9
3x/3 = 9/3
x = 3
2.) -5n + 42 = 8
-5n = 42+8
-5n = 50
-5n/-5 = 50/-5
n = -10
Ginamitan ko Lang po ng formula
paki check po King mali