Let t(a) = a + 9. Let w be t(-9). Solve -i - i = w for i.

Let w be (-64)/(-14) + (-4)/7. Suppose w*g - 34 = -5*q, -2*q - 5*g - 30 = -3*q. Let k = 13 + -4. Solve q = -k*f + 4*f for f.

-2

Suppose -4*t = -t + s - 1, 5*s + 23 = -t. Suppose -j + 15 = 4*j. Solve -j*c + t = -4*c for c.

-2

Let l = -14 - -19. Solve l + 10 = 3*r for r.

5

Let a(m) = m. Let q be a(2). Solve -z + 1 = -q*z for z.

-1

Suppose 3*h = 5*h - 2*t - 8, -t - 6 = -2*h. Let i(b) = b - 8. Let g be i(11). Suppose z = g*k - k + 5, k - 35 = -h*z. Solve z = 3*l - 0*l for l.

5

Suppose -4*l = 2*f + 2, -5*l - 1 = 3*f + 4. Suppose 51 = -3*o - 5*g + 2, 5*o + g + 67 = 0. Let v = o - -14. Solve -11 = l*n - v for n.

-5

Let u be ⁶⁄₁₀-10(-4)/8. Solve u*z + 10 = -5 for z.

-5

Let k be 2/(-3*3/(-9)). Let j be ²⁄₂ - (2 + -4). Let s = j + k. Solve 0 = -5*o + s - 0 for o.

1

Let b(i) = 4*i3 + i2 + 2*i - 2. Let o be b(1). Solve -3*f = -7 - o for f.

4

Let w(i) = i**2 + 5*i - 1. Let u be w(-6). Solve -2*x - u - 3 = 0 for x.

-4