Answer:
x=7
Step-by-step explanation:
4x+12=40
-12
4x=28/4
Determine first the difference between the incorrectly measured board and the correct one. The subtraction would result to 1.2 ft. The percent error is calculated by dividing this value by the correct value and then multiply by 100%. (1.2 ft / 12 ft) x 100% = 100%. Thus, the percent error is 10%.
Answer:
given
Step-by-step explanation:
You need 4 Or exactly 3 and 1/3 paint cans because the area would be 1000 feet
