Help.Solve 5x + 3 = -7A. -2B. -0.8c. 2D.-20
2 answers:
5x + 3 = -7
move -3 to the other side
sign changes from -3 to +3
5x+3-3= -7-3
5x= -10
divide both sides by 5 to get x by itself
5x/5= -10/5
cross out 5 and 5, divide by 5 and then becomes 1*1*x= x
x= -10/5
x= -2
answer:
A. -2
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