Let l = 9 - 6. Let r = 9 - l. Solve y = r*y - 10 for y.

2

Suppose 0*f + 4*t - 40 = -4*f, -3*t = -4*f + 47. Suppose -3*p - 2 + f = 0. Let w = 3 + p. Solve -w*i = -i - 25 for i.

5

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

2

Suppose 0 = -3*r + 4*i + 44, -3*i - 55 = -4*r - r. Suppose 3*k - t = r, -1 = -t - 6. Solve -2*y + 9 = k for y.

4

Let l(m) be the third derivative of -m4⁄24 + m3⁄6 + 2*m**2. Let f be l(-3). Solve -f = v - 3 for v.

-1

Let u be -4 + 8 + 0/4. Let y be u + 2/(-4)*0. Solve 1 = -3*r + y*r for r.

1

Let v = 25 - 21. Suppose 2 + 4 = 2*t. Let g = v - t. Solve 4 + g = w for w.

5

Let a(d) = 5*d3 + 20*d2 + 21*d + 1. Let h(w) = -w3 - 4*w2 - 4*w. Let i(p) = -2*a(p) - 11*h(p). Let b be i(-2). Solve -s + 1 = -b*s for s.

-1

Suppose z - 2 = 4. Let h be (-3)/2*(-10)/15. Solve -z + h = -5*w for w.

1

Suppose 1 = 4*s + 5, -4*s - 22 = -3*m. Suppose j = -2*j + m. Solve v + 2 = j*v for v.

2