Solving Equations
Solve the equation:
a - 6 = 13
a = 19
Write the word sentence as an inequality.
A number x is greater than -3
x > -3
Solve the inequality. Then graph the solution.
d + 12 < 19
d < 7
see graph
Solve the inequality. Graph the solution.
6q < -18
q < -3
see graph
Solve the inequality. Graph the solution.
3x + 4 > 16
x > 4
see graph
Solve the equation:
3h = 15
h = 5
Tell whether the given value is a solution of the inequality. Explain.
5 + j > 8
j = 7
Yes
Solve the inequality. Then graph the solution.
t - 4 <or= -14
t <or= -10
see graph
Solve the inequality. Graph the solution.
- r/3 <or= 6
r >or= -18
see graph
Solve the inequality. Graph the solution.
x/-2 - 6 <or= -2
x >or= -8
see graph
Solve the equation:
26 = -8/5 * y
y = -16.25
Tell whether the given value is a solution of the inequality. Explain.
6 / n < or = -5
n = -3
No
Solve the inequality. Then graph the solution.
-8 <or= z + 6.4
z >or= -14.4
see graph
Solve the inequality. Graph the solution.
-4 > -4/3 s
s > 3
see graph
Solve the inequality. Graph the solution.
-2t - 5 < 9
t > -7
see graph
Solve the equation:
4b + 3 = -9
b = -3
Graph the inequality on a number line.
x > -1.3
See graph.
Solve the inequality. Graph the solution.
-3/4 >or= w + 1
-7/4 >or= w
see graph
Solve the inequality. Graph the solution.
k/-0.25 <or= 36
k >or= -9
see graph
Solve the inequality. Graph the solution.
7(q + 2) < -77
q < -13
see graph
Solve the equation:
a/4 - 5/6 = -1/2
a = 1.3333333
You must be at least 42 inches tall to ride the bumper cars at an amusement park. Write an inequality that represents this situation.
x >or= 42
Solve the inequality. Graph the solution.
y - 2.6 < -3.4
y < -0.8
see graph
Describe and correct the error in solving the inequality.
-3m >or= 9
-3m/-3 >or= 9/-3
m >or= -3
m <or= -3
Solve the inequality. Graph the solution.
-1/3 (p + 9) <or= 4
p >or= -21
see graph