Answer:

Step-by-step explanation:

We know: the denominator must be different than 0.
Therefore
<em>add 8 to both sides</em>

<em>divide both sides by 2</em>

61 because you always multiply first 60 x 0= 0 so now we have 60+1 which is 61
Answer:
70. 0
71. -54
72. 12
73. 86
74. 59
Step-by-step explanation:
To evaluate an expression, substitute specific values for the variables and simplify using Order of Operations.
70. c-3d becomes

71.
becomes

72.
becomes

73.
becomes

74.
becomes

Answer:
12
Step-by-step explanation:
Answer: y=38
x=38
z=109
Step-by-step explanation:
because