Carlos is using the distributive property to evaluate the expression 14(49) by using friendlier numbers. His work is shown below. What was the first error that Carlos made?

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

What additional information could be used to prove abc =mqr using sas? check all that apply.

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of