Answer: Distributive hope this helps.
Step-by-step explanation:
Answer:5
Step-by-step explanation:
7x-1+7x+8+5x+2=180
7x+7x+5x+2-1+8=180
19x+9=180
19x=180-9
19x=171
19x\19=171\19
x=9
therefore,7x-1
7(9)-1
=62
therefore, 7x+8
7(9)+8
=71
therefore 5x+2
5(9) +2
=47
it is a rational number because it can be written as the ratio of two integers
Hola, Nosotros no hablan español