Question

1. Z/4 -5 y + 3, use y= -3, and Z=-4

2. -9q + 11q - r; use q = -15, and r=15

3. X- z+z -xz; use x=-4, and z=9

4. a+c - 1-1 + a; use a= -6, and c=-12

Please help! I don't understand, when you don't know English well it's hard to understand the explanations ​

Answer 1

Explanation:

1: -4 divided by 4 equals negative one, or -1

2: -135 plus -165 equals -300

3: -4-9+9= -4

4:-6-12-1-1-6=-26

Hope this helps!!!