Answer:
answers are a and b
picture shown
Answer:20
Step-by-step explanation:
(-3/n)+4=12
Hope this helps
top problems:
1-) x²-2x-8
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2-) 4s²-4s+1
3-) 6x²-3-7x
4-) 4u²+8u
5-) t²-15
6-) 3x²-x-4
bottom problems:
1-)
y=x²+
2-)
3-) 0, √5
4-) 1,1
5-)
6-) 4,1
-11 = a + 7 Given
-7 -7 Subtract 7 on each side to cancel out +7 and isolate variable
-18 = a Answer
Prove.
-11 = -18 + 7 Plug in variable value
-11 = -11
True.