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OpenStudy (anonymous):
what steps would you take to get the sum for.. 4x+3(2x-5)+6(1-5x)
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OpenStudy (anonymous):
Use BIDMAS Brackets Indices Division Multiplication Addition Subtraction i.e. first expand the brackets with the multiplications and then add
OpenStudy (anonymous):
so would i multiply the 2x and -5 by the 3 outside its bracket and do the same for the other bracket?
OpenStudy (anonymous):
Correct
OpenStudy (anonymous):
and get... 4x + 6x -15 + 6 - 30x ?
OpenStudy (anonymous):
Yep! and now do all the adding
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OpenStudy (anonymous):
Thanks so much!!
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