(3x+7)+(4x+9)=-58
first add like terms
7x+16=-58
subtract 16 from both sides
-7x=-74
divide -7 from both sides
x=10.6
its 10.6 units long
Answer: you keep adding 2 and 1/3 to get your answer. 18 day so the dog food should last up to 18days hope this helps
Dont take my word not 100% sure
Answer:
3x - 4 = -12
Step-by-step explanation:
Answer:
multiply both sides by 30 in fraction form 30 / 30
& 570 for the blank square for numerator of 30
Step-by-step explanation:
Answer:
17. 15
18. 8(this one I'm not sure tho what does the right one say)
19. 32
20. 5
