Mathematics, 12.02.2022 09:20 mvazquez298
McKenna was asked to write the following expression in standard form.
3-5(3a+6)3−5(3a+6)
When writing the expression in standard form, McKenna made a mistake.
Step 1 2(3a+6)
Step 2 -6a+(-12)
Step 3 -6a-12
Step}\ 4 3−5(3a+6)
3+(−5)(3a+6)
−2(3a+6)
−6a+(−12)
−6a−12
a. McKenna made her first mistake in Step 2
.
b. The correct expression in standard form is
Answers: 3
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McKenna was asked to write the following expression in standard form.
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