Answer: a = 1.75
Explanation :
4a + 7
Using transposition method we move 4 and change its sign
a = 7 / 4
7 / 4 = 1.75
Therefore,
a = 1.75
Answer:
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Step-by-step explanation:
A=a+b
2h=15+25
2·5=100
Answer:
option 3: 3(10+5) = 30+15
Step-by-step explanation:
Answer:
Step-by-step explanation:
An unknown number minus 8.