2 years ago

7. PLS I NEED AN ANSWER ASAP

Mathematics

1 answer:

Advocard [28]2 years ago

8 0

Part A: 3x + 15 = 5x - 25

Part B: x = 20

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Please help me!!!!!!!! :)

nirvana33 [79]

Answer:

Step-by-step explanation:

the 30 year olds are more likely to pick chocolate as their favorite ice cream because the fraction of people who like chocolate is 14/20 where the other 3 are 4/20 and 2/20. this can be converted into percentages as well by multipling by 5. 70% of people who are in their 30s like chocolate opposed to the 20% and 10%.

3 0

3 years ago

Jack was planting a tree. He was to dig a hole that was 3 feet deep for every 5 feet of tree height. How deep should he dig the

nlexa [21]

Jack was planting a tree. He was to dig a hole that was 3 feet deep for every 5 feet of tree height. How deep should he dig the hole for a tree that is 17feet high.

Calculations

$\frac{DEEP}{HIEGHT}$

Cross multiplication

$\frac{3 DEEP}{5 HIEGHT}$ = $\frac{x}{13}$

5x = 2 x 13

Divide by 5 to isolate x

$\frac{5x}{5}$ = $\frac{51}{5}$

x = 10.2

Answer = 10.2

4 0

3 years ago

Read 2 more answers

Find the domain and the range of the relation shown in the given graph. Also, determine whether the relation is a function.

Ivahew [28]

Answer:

yes, it is a function

D: {-4, -3, 0, 4}

R: {2, 4}

Step-by-step explanation:

7 0

3 years ago

Simplify the expression: 3(1 + 8b)

luda_lava [24]

Answer:3+24b

Step-by-step explanation:

3(1+8b)

3+24b

4 0

3 years ago

WARNJNG ⚠️⚠️ just help me please

marta [7]

(4)3 is also the same thing as 4x3 which is 12n

5 0

2 years ago