**Answer:**

A

**Step-by-step explanation:**

So u take X and Z and plug them in, 2*5*4-3*5......5*4=20*2=40.....then 3*5=15 so 40-15=25, someone plz correct me if wrong.

4114.5 Balance method used

**Answer:**

d.

**Step-by-step explanation:**

They are always equal because if k = 0 we are left with x^2.

**Answer:**

y=(3/7)*x+52/7

**Step-by-step explanation:**

The slope of the line will be (3/7). The equation of line will be y=(3/7)*x+52/7