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4a - 5b equals 7 4a plus 5b equals 17?
4a - 5b = 74a +5b = 17From the first equation:4a = 7 + 5bsubstitute this value in the second equation:7 + 5b + 5b = 177 + 10b = 1710b = 10b = 1Now,solve for a :4a - 5(1) = 74a = 7 + 54a = 12a = 3
What is the answer to 5b equals 35?
The answer is 7.
What is 5b x -2a?
7
What is 30b-42 factorised into a bracket?
It is: 6(5b-7)
What are 2 equivalent expressions for 5b plus 5b?
5b + 5b = 2 x 5b
How do you solve 5b plus 3 equals 10?
5b + 3 = 10 - 3 - 3 5b = 7 5b/5 7/5 b= 1.5 There you go !
4a - 5b equals 7 4a plus 5b equals 17?
4a - 5b = 74a +5b = 17From the first equation:4a = 7 + 5bsubstitute this value in the second equation:7 + 5b + 5b = 177 + 10b = 1710b = 10b = 1Now,solve for a :4a - 5(1) = 74a = 7 + 54a = 12a = 3
How do you solve -3-5b divided by 7 equals -4?
-3-5b/7 = -4 Multiply all terms by 7: -21-5b = -28 Add 21 to both sides: -5b = -7 Divide both sides by -5 remembering that a -/- becomes a + Solution: y = 7/5 = 1.4
What is the simplest form for 5b plus 5-3b-7?
5b plus 5-3b-7 is 2b-2.
What is the answer to 5b equals 35?
The answer is 7.
What is 5b x -2a?
7
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
What is 30b-42 factorised into a bracket?
It is: 6(5b-7)
What are 2 equivalent expressions for 5b plus 5b?
5b + 5b = 2 x 5b
How do you factor 30b²-19b-63?
(6b + 7)(5b - 9)
5b-4 equals 2b plus 17?
b=7
How old do you have to be to get a 5b?
You have to be 12 years old and you also have to be in year 7.
