Answer:
last one: 20
Step-by-step explanation
4*5 + 7*-3 +3*5 - 2*-3
20 + -21 + 15 - -6
-1 + 15 - -6
-1 +15 + 6
14 + 6
20
20 or D.
Step-by-step explanation:
You simply plug in the values given for a and b:
So, your answer is 20.
Here is a graph of that equation.
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is there anymore to the question?
5.8 plus 5.1 plus 2
final answer is 11.9
4x+2=5x-6
4x-5x=-6-2
-x=-8
therefore, x=8