Mathematics, 05.05.2020 12:58 Dragon63770
\qquad\begin{aligned} 3(a+7)&=-33 \\ a+7&=-11&\green{\text{Step } 1} \\ a&=-4&\blue{\text{Step } 2} \end{aligned}
3(a+7)
a+7
a
=β33
=β11
=β4
Step 1
Step 2
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(Choice A)
A
\green{\text{Step }1}Step 1start color #28ae7b, start text, S, t, e, p, space, end text, 1, end color #28ae7b
(Choice B)
B
\blue{\text{Step }2}Step 2start color #6495ed, start text, S, t, e, p, space, end text, 2, end color #6495ed
(Choice C)
C
Betsie did not make a mistake.
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\qquad\begin{aligned} 3(a+7)&=-33 \\ a+7&=-11&\green{\text{Step } 1} \\ a&=-4&\b...
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