jaconmar0507 jaconmar0507

10-02-2020
Mathematics

contestada

Mary is 5 years older than Bob. If the sum of their ages is 39, write and solve an equation to find their ages

Respuesta :

StayAliveFren StayAliveFren

10-02-2020

Answer:

Bob is 17 years old

Mary is 22 years old

Step-by-step explanation:

Mary's current age: m

Bob's current age: b

m + b = 39

m = b + 5

Substitute.

b + 5 + b = 39

2b + 5 = 39

2b = 34

b = 17

m = 22

Answer Link

Otras preguntas

What is the trade in Germany

how to know if a riemann sum is an overestimate or underestimate

Which organic molecule supplies a two-carbon group to start the citric acid cycle? a. ATP b. NADH c. acetyl CoA d. oxaloacetate e. both a and b

which of the following is not a characteristic of the 5\'ʹ cap?

PLS HELP WILL MARK BRAINIEST

Debate Closing Script for chairman trt

Assign point_dist with the distance between point (x1, y1) and point (x2, y2). The calculation is: distance = squarerootof( (x2 - x1)2 + (y2 - y1)2 ). Sample ou

Determine if the triangles are similar 1. yes by AA 2. yes by SAS 3. yes by SSS 4. no not similar

A focus mirror sculpture was opened in Rockefeller Centre in New York City in 2006. Standing three storeys tall and weighing 23 tonnes, its concave side faced t

What would A conquered Babylonian think about the Assyrian empire.