Find the sum of X -4+ 2X -7
1 answer:
Answer:
3x-11
Step-by-step explanation:
first of all add the variables=X+2X=3X
THEN ADD CONSTANTS= (-4)+(-7)= -4-7= -11
THEN ADD BOTH CONSTANT AND VARIABLE
3x+(-11)so answer is 3x-11
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Step-by-step explanation:
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