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Earn +20 ptsQ: What is the answer to 7 - x -18?
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What is the distributive property of 18 27?
18 x 27 = (18 x 20) + (18 x 7)
What is seven ninths of 18?
7/9 x 18 = 147/9 of 18 is 14.
How does 6 to 7 equal to21 to 18?
6 x 3 = 18 7 x 3 = 21 therefore 6 to 7 = 18 to 21
What is 133 divided by 18?
7.3889
How do you solve 4x plus 3y equals 6 3x plus 3y equals 7?
given is that 4x+3y=6(3x+3y)=7 i.e., 6(3x+3y)=7 &&& 4x+3y=7 ---------------(1) 3x+3y=7/6 x+y=7/18 _________(2) multiply eqn(2) by 4 4x+4y=28/18 -------------------------(3) (3)-(1) 4x+3y-4x-4y=7-(28/18) y= -98/18 substitute y in eqn(2) x-98/18=7/18 x=7/18+98/18 x=105/18. therefore x=105/18 : y= -98/18
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