Let x = 22 - 20. Solve 5*a + 13 = -x for a.

Suppose 4*j = 4*n + 24, -3*j + 6 = 2*j + n. Solve -5*y - j = -12 for y.

2

Let z be ((-2)/1)/(10/(-15)). Let f be (-5 - -8)*4/z. Solve -f*a + 12 = -7*a for a.

-4

Suppose 0 = -3*t + 6*t. Let f = 30 - 15. Let k = f - t. Solve 5*s + 0 = -k for s.

-3

Let p = -3 + 3. Let i(g) = g**2 + g - 1. Let n be i(-2). Let j be 0/(n - (2 + p)). Solve -2*s + j*s + 6 = 0 for s.

3

Let f be 17/(-4) + ¹⁄₄. Let u = f - -6. Solve -u*m + 5*m + 12 = 0 for m.

-4

Suppose 25 = 3*j + 2*j. Solve -j*f = 9 + 6 for f.

-3

Let q be (-32)/24*15/(-4). Solve -5*t + 0 = -q for t.

1

Let k be ((-10)/(-8))/1*-28. Let u be 5/k + (-45)/(-21). Solve 11 = -u*z + 3 for z.

-4

Let y(z) = -5*z - 25. Let u be y(-6). Solve 0*d - 25 = u*d for d.

-5

Let z(x) = -x3 - x2 + 2*x - 4. Let g be z(-3). Suppose 0 = 4*k - 0*k + 3*o + 8, -k - 3*o = 11. Let v = g - k. Solve -3*a + v*a = 4 for a.

1