Fill in the missing work and justification for step 2 when solving 3(x + 2) = 12.
step w...
Mathematics, 28.11.2019 22:31 yasiroarafat12
Fill in the missing work and justification for step 2 when solving 3(x + 2) = 12.
step work justification
1 3(x + 2) = 12 given
2
3 3x + 6 − 6 = 12 − 6 subtraction property of equality
4 3x = 6 simplify
5 three times x over three equals six over three division property of equality
6 x = 2 simplify
a. 3x + 6 = 12; distributive property
b. 3x + 2 = 12; distributive property
c. 3x + 6 = 12; multiplication property of equality
d. 3x + 2 = 12; multiplication property of equality
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