Do parenthesis first. so 4 times 8, and 4 times -7. 4x-3=3x+32-28.
combine like terms.
4x-3=3x+4
then subtract 3x from both sides to get x on one side. and subtract -3 from both sides to get the numbers on the other side.
x=7
Answer:
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Step-by-step explanation:
Answer: 6 kilograms
Step-by-step explanation:
3 walls * 2 kilograms each = 6 kilograms in total
First, you have to think of any perfect squares that multiply to 112. The only ones I can think of are 16 and 7. So now you have the square root of 16 * 7. Now you can reduce the 16 because the square root of 16 is 4. So the answer is 4 times the square root of 7.
