Question

Помогите)
1) 9х+4х=-26
2) 11х+7х-24х=42

Answer 1

1) 9x+4x=26
13x=26
x=2
2)11x+7x-24x=42
-6x=42
-x=7
x=-7

Answer 2

9х+4х= -26;
13х= -26;
х= -2.

11х+7х-24х=42;
-6х=42;
х= -7.