melly59
melly59
10-07-2018
Mathematics
contestada
Evaluate 4x-7 when x=5
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st4rgrl
st4rgrl
10-07-2018
The answer is 13.
You can evaluate this by substituting x for 5 in the expression.
4x-7
4(5)-7
20-7
13
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penelope1park
penelope1park
10-07-2018
Since x=5, we will make the problem into 4(5)-7. Following the order of operations, we need to multiply first. 4*5=20. Then we have 20-7, which is equal to 13. I hope this helps you!
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