HarleyQuinnwashere HarleyQuinnwashere

17-02-2017
Mathematics

contestada

Write an equation and solve: Twice a number, increased by 3 is 7.
A) 2
B) 5
C) 8
Eliminate
D) 20

Respuesta :

jacobwang0910 jacobwang0910

17-02-2017

'number' will be x
2x+3=7
subtract 3 on both sides:
2x=4
divide by 2 on both sides:
x=2
So the answer to the problem is A

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msdjhtot msdjhtot

17-02-2017

If this involves variables, then your equation can be

m times 2 + 3 = 7

M would be 2

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