Solve the equations. Write null or all where appropriate. Show fractions in simplest form.
1) 5(y + 2) = 20 Solution
2) 2(x – 4) = 2x – 8 Solution
3) 6(k + 3) = 2(4k + 5) Solution
4) 30 – 2x = 2(3x + 3) Solution
5) 16 = 4(n – 5) + 4 Solution
6) 7p + 9 = 4(p – 3) Solution
7) 3(2m + 4) = 6m + 15 Solution
8) 2(4w + 7) = 3(6 + 2w) Solution
9) 25 = 6(c + 7) - 14 Solution
10) 3(3h + h) = 2(h + 5) Solution
11) 3(2 + n) = 10 + 2n Solution
1) y = 2 2) Many solutions 3) k = 4 4) x = 3 5) 8 = n |
6) p = -7 7) No solution 8) w = 2 9) c = -1/2 10) h = 1 11) n = 4 |
Solve each equation. Indicate if an equation has no solution or infinitely many solutions.
1) 2x + 4 = 9 + x Solution
2) 5a + 5 = 5(a + 1) Solution
3) 5a + 5 = 5(a + 2) Solution
4) b + 3b – 10 = 2(2b – 5) Solution
5) y + 5y – 6 = 3(2y – 2) Solution
6) -4i – 11 = 4i/2 + 7 Solution
7) -4z + 6 = 4(-z + 2) Solution
8) 4i + 3 = 4(i + 1) Solution
9) 6z + z = 5z + 10 Solution
10) 2c – c = 3c - 5 Solution
11) 12n + 7 = 4n + 8n + 6 Solution
12) 12d(3 – 2) = 24 Solution
13) 4x = x + 10.5 Solution
1) x = 5 (One solution)
2) Infinitely many solution
3) o solution
4) Infinitely many solution
5) Infinitely many solution
6) i = -3 (one solution)
7) No solution
8) No solution
9) One solution
10) c = -5/2 (one solution)
11) No solution
12) d = 2 (One solution)
13) x = 3.5 (One solution)
Determine if each equation has one solution, many solutions, or no solution. If the equation has a solution, determine the solution to the equation.
1) 2x - x + 7 = x + 3 + 4 Solution
2) -2(x + 1) = -2x + 5 Solution
3) 4x + 2x + 2 = 3x - 7 Solution
4) 2(x + 2) + 3x = 2(x + 1) + 1 Solution
5) 4(x - 1) = 1/2(x - 8) Solution
6) 1/2(2 - 4x) + 2x = 13 Solution
7) 3x - x + 4 = 4(2x - 1) Solution
8) 4(2x + 1) = 5x + 3x + 9 Solution
9) 10 + x = 5(1/5x + 2) Solution
10) 8(x + 2) = 2x + 16 Solution
11) 3 + 3/2x + 4 = 4x - 5/2x Solution
1) Infinitely many
2) No solution
3) x = -3 (Unique solution)
4) x = -1/3 (Unique solution)
5) x = 0 (Unique solution)
6) No solution
7) x = 4/3 (Unique solution)
8) No solution
9) Infinitely many solution
10) x = 0 (unique solution)
11) No solution
May 21, 24 08:51 PM
May 21, 24 08:51 AM
May 20, 24 10:45 PM