Answer: 10
Step-by-step explanation:
set the two expressions equal to each other
13+7.5n = 11+7.7n
0.2n = 2, n = 10
Answer:
x=64
Step-by-step explanation:
all triangles' angles are equal to 180
Interior angle K is equal to interior angle I
Then you can subtract 56 and 60 from 180
Answer:
Step-by-step explanation:
We have a function for x, what's the function for -2?
Plug in -2 and simplify
f(-2)=7(-2)-5
= -14-5
=-19
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Answer: 21
Step-by-step explanation:
Answer:
311
Step-by-step explanation:
280 + 31 = 311