142
Explanation:
5(60+x) +2(x) = 1294
300+5x+2x= 1294
7x= 994
X= 142
Answer:
5*(x+60)+2*x=1294
5x+5*60+2x=1294
7x+300=1294
-300 -300
7x=994
x=994:7
x=142
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