Answer:
the error is in step 3 and w=15
Step-by-step explanation:
w=30/2
w=15
Answer:
Estimation of a measure is a highly reflective activity that avoids the procedural aspects of using rulers and scales and getting answers. It helps develop benchmarks for units and enhances familiarity with important units. It develops flexible thought patterns for each measurement area.
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
Distribute the 2 to the X and 7
4+2x+14=26
2x+18 =26
minus the 18 from 26
2x = 8
divide 2x and 8 by 2
X= 4