Let d be (4⁄10)/((-6)/(-30)). Solve d*x - 20 = -3*x for x.

4

Let n be (-1)/((-2)/4) - -2. Suppose 0 = -0*d - n*d + 12. Solve d*m = -m - 4 for m.

-1

Let k be (-8)/16 + (-10)/(-4). Solve k*x - 1 + 7 = 0 for x.

-3

Let l be (-132)/8*9/(81/(-6)). Solve 4*p = -l - 5 for p.

-4

Let a(p) = -p + 23. Let k be a(15). Solve 0*z - 4*z + k = 0 for z.

2

Suppose -20 = -2*i + 5*g, i = -0*i + g + 13. Let c be 1⁄5 + 72/i. Suppose c*t = -f - 1, -2*f - 3*t = -6*f + 19. Solve 7*z - 9 = f*z for z.

3

Let t = 6 + -2. Suppose 5*x - 22 = 4*z, 9 = 3*x + 4*z - 5*z. Solve -x + 6 = -t*d for d.

-1

Let q(h) = 3*h**2 + 2*h - 1. Let p be q(-3). Solve 0 = -5*k - 0*k - p for k.

-4

Let s be (-3)/5*(-4 + -1). Suppose -o + 6 = 2*o. Suppose -5*q + s*l + 34 = 0, 2*q + o = 2*l - 6*l. Solve -1 = -4*r + q*r for r.

-1

Suppose -1 = -2*j + d, 6*j - j + 2*d - 25 = 0. Solve -2*z = j + 3 for z.

-3