If x= 3 and y = 7 evaluate the following expression:
20 - (3y - 4x)
2 answers:
Answer:
17
Step-by-step explanation:
3x3=9 4x7=28 28+9=37 37-20=17
Answer:
11
Step-by-step explanation:
20-(3y-4x)
replace the variables
20-(3*7-4*3)
multiply
20-(21-12)
subtract
20-(9)
20-9
answer=11
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