3.5
Wiley Waelchi
Wiki User
∙ 13y ago42/12=3.5
Correct
5.25
4m + 9 + 5m - 12 = 42 Combining like terms to both sides:9m=42+12-9=>9m=45 divide both side by 9:m=5;
x=42
3x+42=6x+12 42=6x-3x+12 42=3x+12 42-12=3x 30=3x 10=x
Correct
It is 42/7 = 6
21
If -6d = 42 then 6d = -42. then divide by 6, d = -7
5.25
4m + 9 + 5m - 12 = 42 Combining like terms to both sides:9m=42+12-9=>9m=45 divide both side by 9:m=5;
48
6m = 42 Divide both sides by 6: m = 7
12, 2, 11, 4, and 1
3x+42=6x+12 42=6x-3x+12 42=3x+12 42-12=3x 30=3x 10=x
x=42
42+4y -12 = 13y -12 -2y 4y -13y+2y = 12 -12 -42 -7y = -42 y = 6