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03-10-2018
Mathematics

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Solve for b , then find the value of b when a= 3
4a=2b-7

Respuesta :

03-10-2018

4×3=2b-7
12=2b-7
+7 +7
19=2b
19÷2=9.5
2b÷2=b
9.5=b

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03-10-2018

4(3)=2b-7
12=2b-7
+7 +7
19=2b
19 divided by 2 = 9.5
2b divided by 2 = b
b=9.5

Answer Link

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