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Earn +20 ptsQ: 4a - 5b equals 7 4a plus 5b equals 17?
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Solve this equation using addition method 4a subtract 5b equals 7 and 4a plus 5b equals 17?
Add the equations: 4a + 4a - 5b + 5b = 7 + 17 ie 8a = 24 a = 3, so b = 1
Which is not a coefficient in the following expression -4a-2c plus 9 plus 5b equals 6a?
It is 9
What is 5ab plus 4a-b-2ab plus 5b?
5ab-2ab+4a-b+5b = 3ab+4a+4b
What is the rational expression of the quotient 4a plus b and 2a - 5b?
The expression is: (4a+b)/(2a-5b)
2a plus 3b - 4a plus 5b?
8b -2a
5b-4 equals 2b plus 17?
b=7
What is 7a plus 3b-4a-5b?
3a - 2b
What is the order pair for 4a - 5b equals 7 and 4a plus 5b equals 17?
Simultaneous Equations 4a - 5b = 7 4a + 5b = 17 Add the two , this will eliminate 'b' 8a = 24 Divide both sides by '8' a = 3 When a= 3 , substitute into eityher equation for 'b'. 4(3) + 5b = 17 12 + 5b = 17 5b = 17 - 12 = 5 5b = Divide both sides by '5'. Hence 'b = 1'.
Factor the common monomial 4a plus 20b?
4(a+5b)
Simplify fully 4a plus 5b minus 2a plus b?
2a+6b
What does ab over b divided by 4a over 5b equal?
(ab/b) / (4a/5b) =(ab / b) * (5b / 4a) = (5ab2 / 4ab)= 5 / (4b)
6a - 5b equals 9 2a plus 5b equals 23?
(4, 3)
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