Answer:
3(x+1)=2(x-1)
3x+3=2x-2
3x-2x=-2-3
x=-5.
√71
Step-by-step explanation:
Simplify 42÷6 to 7
√64+7
Simplify 64+7 to 71
=√71
2.5
Put the values in place of the corresponding variables and do the arithmetic:
ab - 0.5b = (1)(5) -0.5(5) = 5 - 2.5 = 2.5