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Mathematics 7 Online
OpenStudy (anonymous):

Find the GCF of 18x3 and 30x5 A. 90x3 B. 6x5 C. 90x5 D. 6x3

OpenStudy (cwrw238):

the x parts are easy x^3 divides into x^ 3 and x^5 so its x^3 you can figure out the number part by factoring 18 = 2*3*3 30 - 2^3*5 look for factors which are common to those for 18 and 30

OpenStudy (cwrw238):

i guess you know what GCF stands for - the greatest factor that divides into both numbers

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