Let l be 1/(1/(6 - 4)). Solve -3*j - l*j = 15 for j.

-3

Suppose -25 = -13*r + 1. Solve 6 = -r*i + 5*i for i.

2

Let d(j) = 2*j + 5. Let u be d(-4). Let o = 4 + u. Let s = 0 + o. Solve 0 = 3*a + 7 - s for a.

-2

Suppose 0 = 4*w - 13 - 19. Suppose v + 4*k + 5 = w, -2*k = -5*v + 15. Solve 0 = -v*o - 3 - 3 for o.

-2

Let g(b) = -b3 + 7*b2 - 7*b - 12. Let j be g(5). Let w(p) = -p3 + 3*p2 + 3*p + 2. Let s be w(3). Solve s = 2*t + j for t.

4

Let u(i) = -i3 + 6*i2 - i + 6. Let f be (-2)/(2/(-4)*1). Suppose 4*x = 2*j - x - 12, -5*j + 30 = f*x. Let r be u(j). Solve r = -v + 1 for v.

1

Let p® = -r3 - r2 - 1. Let c be p(-2). Solve c*y = 4*y for y.

0

Let u(g) = -13*g2 + 3*g + 1. Let l(n) = 3*n2 - n. Let t(s) = 9*l(s) + 2*u(s). Let i = 11 - 7. Let x be t(i). Solve 16 = 5*b + x for b.

2

Suppose -4 = -4*p + 4*g - 0*g, -45 = -5*p - 3*g. Let z(u) = -u + 4. Let d(b) = -b + 5. Let s(a) = 2*d(a) - 3*z(a). Let l be s(p). Solve 2*x + 4 = l*x for x.

2

Suppose 3*w + j - 5 - 90 = 0, -2*j - 74 = -2*w. Let a = w + -17. Let u be 4/(-10) - (-4)/10. Solve u*g = -4*g + a for g.

4