Simplifying Expression and Solving Equations
Simplify
5t - 5 + 5t + 15
10t + 10
w(t) = −2t + 1; Find w(−7)
w(-7) = 15
34
81
Solve
6x - 10 = -52
x = -7
g(x) = 3x − 3; Find g(−6)
g(-6) = -21
-23
-8
Simplify
3x2 + x2 - 5x + 12 - 20
4x2 - 5x -8
h(n) = −2n2 + 4; Find h(4)
h(4) = -24
x-8
1/x8
Solve
-3(b - 2) = 96
b = -30
g(a) = 4a; Find g(2a)
g(2a) = 8a
(2d)5
32d5
Solve
-5n + 27 + 11n = 3(9n - 5)
n = 2
h(x) = 4x − 2; Find h(x + 2)
h(x + 2) = 4x - 10
(x2/4x)2
x2/16