Which expressions represent this model?
2 answers:
Answer:
The expressions that represent this model is 4(5), 5(4), and 20
Step-by-step explanation:
The expressions that represent this model is 4(5), 5(4), and 20
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Answer:
Step-by-step explanation:
Let x represent Dan's age
3x be James'age
Paul 2(3x+x)=6x+2x
Suming all ages
x+3x+6x+2x=120
Solving for x
12x=120
x=10 (Dan's age)
3×=30 (James'age)
6×+2×=80(Paul's age)
Answer:The pictures not that clear
Step-by-step explanation:
Answer:
b 6weeks
Step-by-step explanation:
Answer:
x<-3
Step-by-step explanation:
x-1+1<-4+1
x<-3
20 -4 { 20÷ 7 ( 7 - 3 )}
20 -4 { 20 ÷ 7 * 4 }
20 - 4 { 2.85 * 4 }
16 * 11.42
182.85
