1/x^2
Simplify the algebraic expression: x(x + 3) + x(2x – 4) + 6
Simplify the algebraic expression: 4(3x + y) – 2(x – 5y)
2(9x+8)/42=3/7(2x+8)
(
9a^3bx+12a^2b^2x-5ab^3x
Solve 4.3t + 6.8 = 8.4t – 7.55 for t.
Solve 3(2x + 9) + 7x = 79 for x.
Solve 2(4x – 3) = 2(x + 2) + 8 for x.
