Solve -1064 - 1157 + 626 - 430 = -45*w for w.
Solve this plz.

A: 45

Solve 1458 = -270*a + 3055 + 4613 for a.
Solve this plz.

A: 23

Solve 350 = -4*c + 378 for c.
Solve this plz.

A:
7