Answer:
4x+7=27
Step-by-step explanation: The answer you think is correct ! So the 4 times a number is 4x the four being a coefficient and X being the unknown number( variable ) and increase is adding so its +7 and is is just an another word for equal =
Answer:
see if the line through these points passes through the origin (0, 0). The points are on a line that passes through the origin. So, x and y have a proportional relationship.
Step-by-step explanation:
Step-by-step explanation:
group like terms

solve

divide the number with the variable by both sides

solve

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