Answer:
7
Step-by-step explanation:
2x-4=10
2x=10+4
2x=14
x=14/2
x=7
Answer: 7
Step-by-step explanation: Cross multiply, so 15 times x and 21 times 5. 21 times 5 is 105 then you divide by 15 which gives you 7.
Answer 3 his car is slowing down
What's the question you're asking?
Answer:
x = 4
Step-by-step explanation:
According to the number line, x + 7 is the equivalent to 9 + 2x - 6
1. 9 + 2x - 6 = x + 7
2. x = 4
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