kealani57 kealani57

13-11-2020
Mathematics

contestada

Simplify the expression.
-3a + (-5a) – 7 + 6a

A. 14a + 7
B. -2a + 7
C. 2a - 7
D. -2a - 7

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landaverdeeva1122 landaverdeeva1122

13-11-2020

putting all the numbers with variables together, you get -2. you can see that it is subtracting a 7, that does not change.
Answer: D. -2a - 7
-3 + -5 = -8
-8 +6 = -2
-2a - 7

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