Suppose 7*g + 20 = 4*j + 10, -g - 28 = -5*j. Solve 5*l - 21 = -3*k, -k + j*l - 1 = 5*l for k.

2

Let a = -12 + 17. Suppose -149*l + 156*l - 63 = 0. Let w be ((-135)/10)/l - (-26)/4. Solve -a*c + 5*m = 49 - 14, 2*c = w*m - 23 for c.

-4

Let j = 74 - 271. Let p = j - -200. Solve -4*h + 4*g = -6*h + 10, 5*h - 18 = -p*g for h.

3

Suppose -31*m = -86*m + 110. Solve 0 = z - 3*s - 10, 35 = -2*z - m*z - 3*s for z.

-5

Suppose 2*q = 6*q - 2*j + 158, -2*j = -5*q - 200. Let t = 44 + q. Suppose 3*y = -t*y + 60. Solve b = 3*k - k - 3, 4*k + y = -4*b for k.

0

Let l be -105 + (-150)/42 + (-4)/(-7). Let p be l/(-60)*(-40)/(-6). Solve -5*z = 5*n - 20, -3*z + 5 = 4*n - p for n.

5

Let r be (-6)/30 + (66⁄30 - -1). Solve r*v + 15 = -3*i + v, 0 = -5*v - 15 for i.

-3

Let u(q) = -30*q - 480. Let c be u(-16). Let g be (-11)/(-3) - (-2)/6. Suppose -r + 15 = 4. Solve -x - 3*p - 2 = c, r = -g*x + 2*p - 11 for x.

-5

Let i be (4 - (-108)/(-24))*(-10)/1. Solve u = 4*a - 22 + i, 4*u = -2*a - 14 for u.

-5

Let z(b) = -2*b**2 + 58*b - 56. Suppose 0 = 4*w + 10*l - 9*l - 112, -3*w + 84 = -5*l. Let x be z(w). Solve -2*o - 4 = -4*i, x*i = -2*i - 4*o - 18 for i.

-1