Answer:

Step-by-step explanation:
General equation of a line:

m is the slope, and c is the y-intercept:
m = 3, and c = 7
75% you find this by dividing 15 by 20 then multiplying the answer by 100
15 / 20 = .75
.75 x 100 = 75
15/20 = 75% of 100
Answer:
5.)Z=7
Check:
6.) False
True
Step-by-step explanation:
5z-10=25
5z-10+10=25+10
5z=35
5z/5=35/5
z=7
<u>Check:</u>
5(7)-10=25
35-20=25
25=25
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Answer:
an = 56-8(n-1)
Step-by-step explanation:
This is an arithmetic sequence
The common difference is 48 - 56 =-8
a1 = 56
an = a1+d(n-1)
an = 56-8(n-1)
Answer:
Factored form of x^2+3x+xy is x(x + 3 + y)
Step-by-step explanation:
x^2+3x+xy
Factor form ;
= x (x + 3 + y)