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2a = b Is an example of an equation with linear dependence between the variable a and b (b is twice a)
If you know any a you can find the b
If you graph this equation with a on one axis and b on the other (perpendicular) you will get a straight line
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∙ 12y ago
Jotham Billet-Campbe...
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Solve P equals 2a plus b for b?
Subtract 2a from each side: P - 2a = b ie b = P - 2a
If a equals b and b equals c then what does c plus b equals?
2a. (a, b and c are all equal.)
If b equals a plus 40 and 2a plus 2b equals 160. solve for a and b?
2a + 2b = 160 But b = a + 40 so 2a + 2(a + 40) = 160 ie 2a + 2a + 80 = 160 or 4a = 80 ie a = 20 Then b = a + 40 gives b = 20 + 40 = 60 Solution: a = 20, b = 60
How do you solve for the variable b in 2a plus 2b equals c?
2a + 2b = c subtract 2a from both sides 2a - 2a + 2b = c - 2a 2b = c - 2a divide both sides by 2 (2/2)b = (c - 2a)/2 b = (c - 2a)/2 --------------------
A equals one-half h b plus c in parentheses solve for b?
:a = .5(hb+c) :2a = hb+c :2a−c = hb :(2a−c)/h = b
If a plus a equals b and b plus c equals a and a-c equals b what is c?
a= (+a) or a= (-) b= 2a b= 2a c= (-a) c= (+a)
Solve P equals 2a plus b for b?
Subtract 2a from each side: P - 2a = b ie b = P - 2a
If a equals b and b equals c then what does c plus b equals?
2a. (a, b and c are all equal.)
If b equals a plus 40 and 2a plus 2b equals 160. solve for a and b?
2a + 2b = 160 But b = a + 40 so 2a + 2(a + 40) = 160 ie 2a + 2a + 80 = 160 or 4a = 80 ie a = 20 Then b = a + 40 gives b = 20 + 40 = 60 Solution: a = 20, b = 60
How do you solve for the variable b in 2a plus 2b equals c?
2a + 2b = c subtract 2a from both sides 2a - 2a + 2b = c - 2a 2b = c - 2a divide both sides by 2 (2/2)b = (c - 2a)/2 b = (c - 2a)/2 --------------------
Given the formula times equals 2a b plus 7find times if a equals 3and b equals 5?
37
A equals one-half h b plus c in parentheses solve for b?
:a = .5(hb+c) :2a = hb+c :2a−c = hb :(2a−c)/h = b
How do you solve b equals 2a plus 11 and a plus b equals 5 by substitution?
b = 2a + 11a + b = 5 which is b = 5 - atherefore2a + 11 = 5 - a (which is b = b)2a + a = - 11 + 53a = - 6a = - 2looking at first equation substitute - 2 for a:b = 2a + 11b = 2*(- 2) + 11b = - 4 +11b = 7to check:a + b = 5- 2 + 7 = 5
If a plus b equals c what does a plus c equal?
A+c= 2a+b
How do you transpose A equals half h times a plus b to solve for a formula is for a trapezium?
A = h/2*(a + b) So 2A/h = a + b and therefore, a = 2A/h - b
If ba equals 2a plus b then find 23 plus 32 plus 1?
If ba = 2a + b , then find 23 + 32 +1
What is 2a plus 3b equals 6ab?
With the assumption your asking what a or b are in terms of each other. a=3b/(6b-2) b=2a/(6a-2)
