Let c = 7 + -3. Let j be (-1 + -2)/(((-2)/(-3))/(-2)). Solve j*a = c*a - 20 for a.

-4

Let c(q) = q3 - 2*q2 - 7*q - 2. Let o be c(4). Solve 0 = -o*v - 2*v - 4 for v.

-1

Let j = -13 + 47. Let p = -12 + j. Let n be (-4)/p + (-90)/(-11). Solve -5*m = -3*m - n for m.

4

Let i(d) = -d - 2. Let m be i(-5). Suppose -2*r - 9 = -4*p - m, 21 = 3*p + 4*r. Solve 6 = p*b - 6 for b.

4

Let w(b) be the third derivative of b4⁄24 - b3⁄3 + 2*b**2. Let g be w(2). Solve 2*i + 0*i - 4 = g for i.

2

Let j = 31 - 28. Solve -2 = j*x - 8 for x.

2

Let z(h) = -h3 + 4*h2 - 3*h. Let a be z(3). Suppose a = -3*s + 4*y + 9, -7 - 2 = -3*s - y. Solve -5*j + 18 = s for j.

3

Let v© = -c**2 + 2*c + 2. Let d be v(3). Let b = d + 1. Let p = -11 - -13. Solve b*y + y = p for y.

2

Suppose -r - 37 = -5*l - 4, -15 = -l + 3*r. Let d = l + -2. Suppose -d*f - 24 = z - 2*z, 3*f + 27 = 3*z. Solve 6 = z*o + 2 for o.

1

Suppose 5*n - 9 = 1. Suppose -38 = -2*g - n*f + 10, f = -4*g + 84. Let z = -14 + g. Solve 3*y - 6 = z for y.

4