Marlena solved the equation 2x + 5 = –10 – x. Her steps are shown below.
2x + 5 = –10 – x...
Mathematics, 13.02.2020 08:23 caguil00
Marlena solved the equation 2x + 5 = –10 – x. Her steps are shown below.
2x + 5 = –10 – x
3x + 5 = –10
3x = –15
x = –5
Use the drop-down menus to justify Marlena’s work in each step of the process.
Step 1: addition property of equalitymultiplication property of equalitycombined like terms
Step 2: subtraction property of equalitydivision property of equalitycombined like terms
Step 3: addition property of equalitydivision property of equalitycombined like terms
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