B
Substitute the first number for x and see which one it is
6 x 1 - 4 = 2
Answer:
Solution
x=8
x=−2
Step-by-step explanation:
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Answer:
D
Step-by-step explanation:
step 2 : x + 3 = 0 and x - 5 = 0 ← correct
step 3
x = 3 and x = - 5 ← error made here with signs, correct statement should be
x + 3 = 0 ⇒ x = - 3
x - 5 = 0 ⇒ x = 5
