Solve "Two-Step" Equations
d/15 + 26 = 33
d = 105
6(x – 1) = 12
x = 3
1 ≥ x – 9
10 ≥ x
Solve the inequalities. 2y + 7 > 11
y > 2
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w/4 – 21 = –3
w = 9
5 + 2(x – 2) = 19
x = 10
5 + m + 8 ≥ 14
m ≥ 1
Solve the inequalities. 11 – 4z < –1
z > 3
These are the coefficients in the expression 4b + 8c – 11d
4, 8, –11
43 = 8c – 5
c = 6
–5(3n + 5) = 20
n = –3
a/2 < -9
a < -18
Solve the inequalities. 3 + b/3 < 7
b < 12
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Varies
14 – 3g = 32
g = –6
42 = 18t + 4(t + 5)
t = 1
–11d ≤ 66
d ≥ –6
Solve the inequalities. x/(–3) – 8 ≥ –3
x ≤ –15
Vocabulary: These are separated by addition & subtraction signs in an expression.
Terms
Write as an equation and solve:
Five minus the product of 2 and a number is 7.
5 – 2x = 7
x = –1
What is the solution of the equation:
–3(2x – 1) = –21
x = 4
−6p < −36
p > 6
z/-4 + 3 < 15
z > –48
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